moves the guides up to the root directory

24 files changed, 0 insertions, 4487 deletions

diff --git a/railties/guides/assets/stylesheets/fixes.css b/railties/guides/assets/stylesheets/fixes.css
deleted file mode 100644
index bf86b29efa..0000000000
--- a/railties/guides/assets/stylesheets/fixes.css
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
-  Fix a rendering issue affecting WebKits on Mac.
-  See https://github.com/lifo/docrails/issues#issue/16 for more information.
-*/
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  line-height: 1.25em !important;
-}
diff --git a/railties/guides/assets/stylesheets/kindle.css b/railties/guides/assets/stylesheets/kindle.css
deleted file mode 100644
index b26cd1786a..0000000000
--- a/railties/guides/assets/stylesheets/kindle.css
+++ /dev/null
@@ -1,11 +0,0 @@
-p { text-indent: 0; }
-
-p, H1, H2, H3, H4, H5, H6, H7, H8, table { margin-top: 1em;}
-
-.pagebreak { page-break-before: always; }
-#toc H3 {
-  text-indent: 1em;
-}
-#toc .document {
-  text-indent: 2em;
-}
\ No newline at end of file
diff --git a/railties/guides/assets/stylesheets/main.css b/railties/guides/assets/stylesheets/main.css
deleted file mode 100644
index 90723cc8e1..0000000000
--- a/railties/guides/assets/stylesheets/main.css
+++ /dev/null
@@ -1,454 +0,0 @@
-/* Guides.rubyonrails.org */
-/* Main.css */
-/* Created January 30, 2009 */
-/* Modified February 8, 2009
---------------------------------------- */
-
-/* General
---------------------------------------- */
-
-.left {float: left; margin-right: 1em;}
-.right {float: right; margin-left: 1em;}
-.small {font-size: smaller;}
-.large {font-size: larger;}
-.hide {display: none;}
-
-li ul, li ol { margin:0 1.5em; }
-ul, ol { margin: 0 1.5em 1.5em 1.5em; }
-
-ul { list-style-type: disc; }
-ol { list-style-type: decimal; }
-
-dl { margin: 0 0 1.5em 0; }
-dl dt { font-weight: bold; }
-dd { margin-left: 1.5em;}
-
-pre,code { margin: 1.5em 0; overflow: auto; color: #222;}
-pre,code,tt {
-    font-size: 1em;
-    font-family: "Anonymous Pro", "Inconsolata", "Menlo", "Consolas", "Bitstream Vera Sans Mono", "Courier New", monospace;
-    line-height: 1.5;
-}
-
-abbr, acronym { border-bottom: 1px dotted #666; }
-address { margin: 0 0 1.5em; font-style: italic; }
-del { color:#666; }
-
-blockquote { margin: 1.5em; color: #666; font-style: italic; }
-strong { font-weight: bold; }
-em, dfn { font-style: italic; }
-dfn { font-weight: bold; }
-sup, sub { line-height: 0; }
-p {margin: 0 0 1.5em;}
-
-label { font-weight: bold; }
-fieldset { padding:1.4em; margin: 0 0 1.5em 0; border: 1px solid #ccc; }
-legend { font-weight: bold; font-size:1.2em; }
-
-input.text, input.title,
-textarea, select {
-  margin:0.5em 0;
-  border:1px solid #bbb;
-}
-
-table {
-	margin: 0 0 1.5em;
-	border: 2px solid #CCC;
-	background: #FFF;
-	border-collapse: collapse;
-}
-
-table th, table td {
-	padding: 0.25em 1em;
-	border: 1px solid #CCC;
-	border-collapse: collapse;
-}
-
-table th {
-	border-bottom: 2px solid #CCC;
-	background: #EEE;
-	font-weight: bold;
-	padding: 0.5em 1em;
-}
-
-
-/* Structure and Layout
---------------------------------------- */
-
-body {
-	text-align: center;
-	font-family: Helvetica, Arial, sans-serif;
-	font-size: 87.5%;
-	line-height: 1.5em;
-	background: #222;
-	min-width: 69em;
-	color: #999;
-	}
-
-.wrapper {
-	text-align: left;
-	margin: 0 auto;
-	width: 69em;
-	}
-
-#topNav {
-	padding: 1em 0;
-	color: #565656;
-}
-
-#header {
-	background: #c52f24 url(../images/header_tile.gif) repeat-x;
-	color: #FFF;
-	padding: 1.5em 0;
-	position: relative;
-	z-index: 99;
-	}
-
-#feature {
-	background: #d5e9f6 url(../images/feature_tile.gif) repeat-x;
-	color: #333;
-	padding: 0.5em 0 1.5em;
-}
-
-#container {
-	background: #FFF;
-	color: #333;
-	padding: 0.5em 0 1.5em 0;
-	}
-
-#mainCol {
-	width: 45em;
-	margin-left: 2em;
-	}
-
-#subCol {
-	position: absolute;
-	z-index: 0;
-	top: 0;
-	right: 0;
-	background: #FFF;
-	padding: 1em 1.5em 1em 1.25em;
-	width: 17em;
-	font-size: 0.9285em;
-	line-height: 1.3846em;
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-
-#extraCol {display: none;}
-
-#footer {
-	padding: 2em 0;
-	background: url(../images/footer_tile.gif) repeat-x;
-	}
-#footer .wrapper {
-	padding-left: 2em;
-	width: 67em;
-}
-
-#header .wrapper, #topNav .wrapper, #feature .wrapper {padding-left: 1em; width: 68em;}
-#feature .wrapper {width: 45em; padding-right: 23em; position: relative; z-index: 0;}
-
-/* Links
---------------------------------------- */
-
-a, a:link, a:visited {
-	color: #ee3f3f;
-	text-decoration: underline;
-	}
-
-#mainCol a, #subCol a, #feature a {color: #980905;}
-
-
-/* Navigation
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-
-.nav {margin: 0; padding: 0;}
-.nav li {display: inline; list-style: none;}
-
-#header .nav {
-	float: right;
-	margin-top: 1.5em;
-	font-size: 1.2857em;
-}
-
-#header .nav li {margin: 0 0 0 0.5em;}
-#header .nav a {color: #FFF; text-decoration: none;}
-#header .nav a:hover {text-decoration: underline;}
-
-#header .nav .index {
-	padding: 0.5em 1.5em;
-	border-radius: 1em;
-	-webkit-border-radius: 1em;
-	-moz-border-radius: 1em;
-	background: #980905;
-	position: relative;
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-#header .nav .index a {
-	background: #980905 url(../images/nav_arrow.gif) no-repeat right top;
-	padding-right: 1em;
-	position: relative;
-	z-index: 15;
-	padding-bottom: 0.125em;
-}
-#header .nav .index:hover a, #header .nav .index a:hover {background-position: right -81px;}
-
-#guides {
-	width: 27em;
-	display: block;
-	background: #980905;
-	border-radius: 1em;
-	-webkit-border-radius: 1em;
-	-moz-border-radius: 1em;
-	-webkit-box-shadow: 0.25em 0.25em 1em rgba(0,0,0,0.25);
-	-moz-box-shadow: rgba(0,0,0,0.25) 0.25em 0.25em 1em;
-	color: #f1938c;
-	padding: 1.5em 2em;
-	position: absolute;
-	z-index: 10;
-	top: -0.25em;
-	right: 0;
-	padding-top: 2em;
-}
-
-#guides dt, #guides dd {
-	font-weight: normal;
-	font-size: 0.722em;
-	margin: 0;
-	padding: 0;
-}
-#guides dt {padding:0; margin: 0.5em 0 0;}
-#guides a {color: #FFF; background: none !important;}
-#guides .L, #guides .R {float: left; width: 50%; margin: 0; padding: 0;}
-#guides .R {float: right;}
-#guides hr {
-	display: block;
-	border: none;
-	height: 1px;
-	color: #f1938c;
-	background: #f1938c;
-}
-
-/* Headings
---------------------------------------- */
-
-h1 {
-	font-size: 2.5em;
-	line-height: 1em;
-	margin: 0.6em 0 .2em;
-	font-weight: bold;
-	}
-
-h2 {
-	font-size: 2.1428em;
-	line-height: 1em;
-	margin: 0.7em 0 .2333em;
-	font-weight: bold;
-	}
-
-h3 {
-	font-size: 1.7142em;
-	line-height: 1.286em;
-	margin: 0.875em 0 0.2916em;
-	font-weight: bold;
-	}
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-h4 {
-	font-size: 1.2857em;
-	line-height: 1.2em;
-	margin: 1.6667em 0 .3887em;
-	font-weight: bold;
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-h5 {
-	font-size: 1em;
-	line-height: 1.5em;
-	margin: 1em 0 .5em;
-	font-weight: bold;
-}
-
-h6 {
-	font-size: 1em;
-	line-height: 1.5em;
-	margin: 1em 0 .5em;
-	font-weight: normal;
-	}
-
-.section {
-	padding-bottom: 0.25em;
-	border-bottom: 1px solid #999;
-}
-
-/* Content
---------------------------------------- */
-
-.pic {
-	margin: 0 2em 2em 0;
-}
-
-#topNav strong {color: #999; margin-right: 0.5em;}
-#topNav strong a {color: #FFF;}
-
-#header h1 {
-	float: left;
-	background: url(../images/rails_guides_logo.gif) no-repeat;
-	width: 297px;
-	text-indent: -9999em;
-	margin: 0;
-	padding: 0;
-}
-
-#header h1 a {
-	text-decoration: none;
-	display: block;
-	height: 77px;
-}
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-#feature p {
-	font-size: 1.2857em;
-	margin-bottom: 0.75em;
-}
-
-#feature ul {margin-left: 0;}
-#feature ul li {
-	list-style: none;
-	background: url(../images/check_bullet.gif) no-repeat left 0.5em;
-	padding: 0.5em 1.75em 0.5em 1.75em;
-	font-size: 1.1428em;
-	font-weight: bold;
-}
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-#mainCol dd, #subCol dd {
-	padding: 0.25em 0 1em;
-	border-bottom: 1px solid #CCC;
-	margin-bottom: 1em;
-	margin-left: 0;
-	/*padding-left: 28px;*/
-	padding-left: 0;
-}
-
-#mainCol dt, #subCol dt {
-	font-size: 1.2857em;
-	padding: 0.125em 0 0.25em 0;
-	margin-bottom: 0;
-	/*background: url(../images/book_icon.gif) no-repeat left top;
-	padding: 0.125em 0 0.25em 28px;*/
-}
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-#mainCol dd.work-in-progress, #subCol dd.work-in-progress {
-	background: #fff9d8 url(../images/tab_yellow.gif) no-repeat left top;
-	border: none;
-	padding: 1.25em 1em 1.25em 48px;
-	margin-left: 0;
-	margin-top: 0.25em;
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-#mainCol dd.kindle, #subCol dd.kindle {
-	background: #d5e9f6 url(../images/tab_info.gif) no-repeat left top;
-	border: none;
-	padding: 1.25em 1em 1.25em 48px;
-	margin-left: 0;
-	margin-top: 0.25em;
-}
-
-#mainCol div.warning, #subCol dd.warning {
-	background: #f9d9d8 url(../images/tab_red.gif) no-repeat left top;
-	border: none;
-	padding: 1.25em 1.25em 1.25em 48px;
-	margin-left: 0;
-	margin-top: 0.25em;
-}
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-#subCol .chapters {color: #980905;}
-#subCol .chapters a {font-weight: bold;}
-#subCol .chapters ul a {font-weight: normal;}
-#subCol .chapters li {margin-bottom: 0.75em;}
-#subCol h3.chapter {margin-top: 0.25em;}
-#subCol h3.chapter img {vertical-align: text-bottom;}
-#subCol .chapters ul {margin-left: 0; margin-top: 0.5em;}
-#subCol .chapters ul li {
-	list-style: none;
-	padding: 0 0 0 1em;
-	background: url(../images/bullet.gif) no-repeat left 0.45em;
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-	font-size: 1em;
-	font-weight: normal;
-}
-
-div.code_container {
-	background: #EEE url(../images/tab_grey.gif) no-repeat left top;
-	padding: 0.25em 1em 0.5em 48px;
-}
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-.note {
-	background: #fff9d8 url(../images/tab_note.gif) no-repeat left top;
-	border: none;
-	padding: 1em 1em 0.25em 48px;
-	margin: 0.25em 0 1.5em 0;
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-.info {
-	background: #d5e9f6 url(../images/tab_info.gif) no-repeat left top;
-	border: none;
-	padding: 1em 1em 0.25em 48px;
-	margin: 0.25em 0 1.5em 0;
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-.note tt, .info tt {border:none; background: none; padding: 0;}
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-#mainCol ul li {
-	list-style:none;
-	background: url(../images/grey_bullet.gif) no-repeat left 0.5em;
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-#subCol .content {
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-#subCol .content li {
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-	font-size: 1.1667em;
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-
-/* Clearing
---------------------------------------- */
-
-.clearfix:after {
-    content: ".";
-    display: block;
-    height: 0;
-    clear: both;
-    visibility: hidden;
-}
-
-.clearfix {display: inline-block;}
-* html .clearfix {height: 1%;}
-.clearfix {display: block;}
-.clear { clear:both; }
-
-/* Same bottom margin for special boxes than for regular paragraphs, this way
-intermediate whitespace looks uniform. */
-div.code_container, div.important, div.caution, div.warning, div.note, div.info {
-    margin-bottom: 1.5em;
-}
-
-/* Remove bottom margin of paragraphs in special boxes, otherwise they get a
-spurious blank area below with the box background. */
-div.important p, div.caution p, div.warning p, div.note p, div.info p {
-    margin-bottom: 1em;
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-
-/* Edge Badge
---------------------------------------- */
-
-#edge-badge {
-  position: fixed;
-  right: 0px;
-  top: 0px;
-  z-index: 100;
-  border: none;
-}
diff --git a/railties/guides/assets/stylesheets/print.css b/railties/guides/assets/stylesheets/print.css
deleted file mode 100644
index 628da105d4..0000000000
--- a/railties/guides/assets/stylesheets/print.css
+++ /dev/null
@@ -1,52 +0,0 @@
-/* Guides.rubyonrails.org */
-/* Print.css */
-/* Created January 30, 2009 */
-/* Modified January 31, 2009
---------------------------------------- */
-
-body, .wrapper, .note, .info, code, #topNav, .L, .R, #frame, #container, #header, #navigation, #footer, #feature, #mainCol, #subCol, #extraCol, .content {position: static; text-align: left; text-indent: 0; background: White; color: Black; border-color: Black; width: auto; height: auto; display: block; float: none; min-height: 0; margin: 0; padding: 0;}
-
-body {
-  background: #FFF;
-  font-size: 10pt !important;
-  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-  line-height: 1.5;
-  color: #000;
-  padding: 0 3%;
-  }
-
-.hide, .nav {
-  display: none !important;
-  }
-
-a:link, a:visited {
-  background: transparent;
-  font-weight: bold;
-  text-decoration: underline;
-  }
-
-hr {
-  background:#ccc;
-  color:#ccc;
-  width:100%;
-  height:2px;
-  margin:2em 0;
-  padding:0;
-  border:none;
-}
-
-h1,h2,h3,h4,h5,h6 { font-family: "Helvetica Neue", Arial, "Lucida Grande", sans-serif; }
-code { font:.9em "Courier New", Monaco, Courier, monospace; }
-
-img { float:left; margin:1.5em 1.5em 1.5em 0; }
-a img { border:none; }
-
-blockquote {
-  margin:1.5em;
-  padding:1em;
-  font-style:italic;
-  font-size:.9em;
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-.small  { font-size: .9em; }
-.large  { font-size: 1.1em; }
diff --git a/railties/guides/assets/stylesheets/reset.css b/railties/guides/assets/stylesheets/reset.css
deleted file mode 100644
index cb14fbcc55..0000000000
--- a/railties/guides/assets/stylesheets/reset.css
+++ /dev/null
@@ -1,43 +0,0 @@
-/* Guides.rubyonrails.org */
-/* Reset.css */
-/* Created January 30, 2009
---------------------------------------- */
-
-html, body, div, span, applet, object, iframe,
-h1, h2, h3, h4, h5, h6, p, blockquote, pre,
-a, abbr, acronym, address, big, cite, code,
-del, dfn, em, font, img, ins, kbd, q, s, samp,
-small, strike, strong, sub, sup, tt, var,
-b, u, i, center,
-dl, dt, dd, ol, ul, li,
-fieldset, form, label, legend,
-table, caption, tbody, tfoot, thead, tr, th, td {
-  margin: 0;
-  padding: 0;
-  border: 0;
-  outline: 0;
-  font-size: 100%;
-  background: transparent;
-}
-
-body {line-height: 1; color: black; background: white;}
-a img {border:none;}
-ins {text-decoration: none;}
-del {text-decoration: line-through;}
-
-:focus {
-  -moz-outline:0;
-  outline:0;
-  outline-offset:0;
-}
-
-/* tables still need 'cellspacing="0"' in the markup */
-table {border-collapse: collapse; border-spacing: 0;}
-caption, th, td {text-align: left; font-weight: normal;}
-
-blockquote, q {quotes: none;}
-blockquote:before, blockquote:after,
-q:before, q:after {
-  content: '';
-  content: none;
-}
diff --git a/railties/guides/assets/stylesheets/style.css b/railties/guides/assets/stylesheets/style.css
deleted file mode 100644
index 89b2ab885a..0000000000
--- a/railties/guides/assets/stylesheets/style.css
+++ /dev/null
@@ -1,13 +0,0 @@
-/* Guides.rubyonrails.org */
-/* Style.css */
-/* Created January 30, 2009
---------------------------------------- */
-
-/*
----------------------------------------
-Import advanced style sheet
----------------------------------------
-*/
-
-@import url("reset.css");
-@import url("main.css");
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCore.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCore.css
deleted file mode 100644
index 34f6864a15..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCore.css
+++ /dev/null
@@ -1,226 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
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-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
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-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
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-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
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-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
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-  font-size: 1em !important;
-  min-height: inherit !important;
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-.syntaxhighlighter {
-  width: 100% !important;
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-.syntaxhighlighter.source {
-  overflow: hidden !important;
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-.syntaxhighlighter .bold {
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-.syntaxhighlighter .italic {
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-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
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-.syntaxhighlighter table caption {
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-.syntaxhighlighter table td.code {
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-.syntaxhighlighter table td.code .container {
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-.syntaxhighlighter table td.code .container textarea {
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-  position: absolute !important;
-  left: 0 !important;
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-  height: 100% !important;
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-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
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-.syntaxhighlighter table td.code .line {
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-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
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-}
-.syntaxhighlighter.show {
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-.syntaxhighlighter.collapsed table {
-  display: none !important;
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-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
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-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreDefault.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreDefault.css
deleted file mode 100644
index 08f9e10e4e..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreDefault.css
+++ /dev/null
@@ -1,328 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
-.syntaxhighlighter.ie {
-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #e0e0e0 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: black !important;
-}
-.syntaxhighlighter table caption {
-  color: black !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #6ce26c !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #6ce26c !important;
-  color: white !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: blue !important;
-  background: white !important;
-  border: 1px solid #6ce26c !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: blue !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: red !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #6ce26c !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: black !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: black !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: blue !important;
-}
-.syntaxhighlighter .keyword {
-  color: #006699 !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #006699 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: red !important;
-}
-
-.syntaxhighlighter .keyword {
-  font-weight: bold !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreDjango.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreDjango.css
deleted file mode 100644
index 1db1f70cb0..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreDjango.css
+++ /dev/null
@@ -1,331 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
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-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
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-  text-decoration: none !important;
-  padding-top: 1px !important;
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-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
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-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
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-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
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-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
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-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
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-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
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-.syntaxhighlighter.printing .functions {
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-  color: #ff1493 !important;
-}
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-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: #0a2b1d !important;
-}
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-  background-color: #0a2b1d !important;
-}
-.syntaxhighlighter .line.alt2 {
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-}
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-.syntaxhighlighter .line.highlighted.number {
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-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #96dd3b !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #eb939a !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #91bb9e !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #edef7d !important;
-}
-
-.syntaxhighlighter .comments {
-  font-style: italic !important;
-}
-.syntaxhighlighter .keyword {
-  font-weight: bold !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreEclipse.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreEclipse.css
deleted file mode 100644
index a45de9fd8e..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreEclipse.css
+++ /dev/null
@@ -1,339 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
-.syntaxhighlighter.ie {
-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #c3defe !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: black !important;
-}
-.syntaxhighlighter .gutter {
-  color: #787878 !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #d4d0c8 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #d4d0c8 !important;
-  color: white !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #3f5fbf !important;
-  background: white !important;
-  border: 1px solid #d4d0c8 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #3f5fbf !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #a0a0a0 !important;
-  background: #d4d0c8 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #a0a0a0 !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: red !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: black !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #3f5fbf !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #2a00ff !important;
-}
-.syntaxhighlighter .keyword {
-  color: #7f0055 !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #646464 !important;
-}
-.syntaxhighlighter .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #7f0055 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: red !important;
-}
-
-.syntaxhighlighter .keyword {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .xml .keyword {
-  color: #3f7f7f !important;
-  font-weight: normal !important;
-}
-.syntaxhighlighter .xml .color1, .syntaxhighlighter .xml .color1 a {
-  color: #7f007f !important;
-}
-.syntaxhighlighter .xml .string {
-  font-style: italic !important;
-  color: #2a00ff !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreEmacs.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreEmacs.css
deleted file mode 100644
index 706c77a0a8..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreEmacs.css
+++ /dev/null
@@ -1,324 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
-.syntaxhighlighter.ie {
-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: black !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: black !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: black !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #2a3133 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: #d3d3d3 !important;
-}
-.syntaxhighlighter .gutter {
-  color: #d3d3d3 !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #990000 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #990000 !important;
-  color: black !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #ebdb8d !important;
-  background: black !important;
-  border: 1px solid #990000 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #ebdb8d !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #ff7d27 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #990000 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #9ccff4 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #d3d3d3 !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #ff7d27 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #ff9e7b !important;
-}
-.syntaxhighlighter .keyword {
-  color: aqua !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #aec4de !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #81cef9 !important;
-}
-.syntaxhighlighter .constants {
-  color: #ff9e7b !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: aqua !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #ebdb8d !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #ff7d27 !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #aec4de !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreFadeToGrey.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreFadeToGrey.css
deleted file mode 100644
index 6101eba51f..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreFadeToGrey.css
+++ /dev/null
@@ -1,328 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
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-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
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-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
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-}
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-  font-weight: bold !important;
-}
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-}
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-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
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-  text-align: right !important;
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-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
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-}
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-.syntaxhighlighter.collapsed .toolbar {
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-  font-size: 1em !important;
-  position: static !important;
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-}
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-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
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-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: #121212 !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #121212 !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #121212 !important;
-}
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-  background-color: #2c2c29 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: white !important;
-}
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-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #3185b9 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #3185b9 !important;
-  color: #121212 !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
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-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #3185b9 !important;
-  background: black !important;
-  border: 1px solid #3185b9 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #3185b9 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #d01d33 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #3185b9 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #96daff !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: white !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #696854 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #e3e658 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #d01d33 !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #435a5f !important;
-}
-.syntaxhighlighter .variable {
-  color: #898989 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #aaaaaa !important;
-}
-.syntaxhighlighter .constants {
-  color: #96daff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #d01d33 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #ffc074 !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #4a8cdb !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #96daff !important;
-}
-
-.syntaxhighlighter .functions {
-  font-weight: bold !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreMDUltra.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreMDUltra.css
deleted file mode 100644
index 2923ce7367..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreMDUltra.css
+++ /dev/null
@@ -1,324 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
-.syntaxhighlighter.ie {
-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: #222222 !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #222222 !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #222222 !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #253e5a !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: lime !important;
-}
-.syntaxhighlighter .gutter {
-  color: #38566f !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #435a5f !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #435a5f !important;
-  color: #222222 !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #428bdd !important;
-  background: black !important;
-  border: 1px solid #435a5f !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: lime !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #aaaaff !important;
-  background: #435a5f !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #aaaaff !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #9ccff4 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: lime !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: lime !important;
-}
-.syntaxhighlighter .keyword {
-  color: #aaaaff !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #8aa6c1 !important;
-}
-.syntaxhighlighter .variable {
-  color: aqua !important;
-}
-.syntaxhighlighter .value {
-  color: #f7e741 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff8000 !important;
-}
-.syntaxhighlighter .constants {
-  color: yellow !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #aaaaff !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: red !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: yellow !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #ffaa3e !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreMidnight.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreMidnight.css
deleted file mode 100644
index e3733eed56..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreMidnight.css
+++ /dev/null
@@ -1,324 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
-.syntaxhighlighter.ie {
-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: #0f192a !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #0f192a !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #0f192a !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #253e5a !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: #38566f !important;
-}
-.syntaxhighlighter table caption {
-  color: #d1edff !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #435a5f !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #435a5f !important;
-  color: #0f192a !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #428bdd !important;
-  background: black !important;
-  border: 1px solid #435a5f !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #1dc116 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #d1edff !important;
-  background: #435a5f !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #d1edff !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #8aa6c1 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #d1edff !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #1dc116 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #b43d3d !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #8aa6c1 !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #f7e741 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .constants {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #b43d3d !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #f8bb00 !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: white !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #ffaa3e !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreRDark.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreRDark.css
deleted file mode 100644
index d09368384d..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shCoreRDark.css
+++ /dev/null
@@ -1,324 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter a,
-.syntaxhighlighter div,
-.syntaxhighlighter code,
-.syntaxhighlighter table,
-.syntaxhighlighter table td,
-.syntaxhighlighter table tr,
-.syntaxhighlighter table tbody,
-.syntaxhighlighter table thead,
-.syntaxhighlighter table caption,
-.syntaxhighlighter textarea {
-  -moz-border-radius: 0 0 0 0 !important;
-  -webkit-border-radius: 0 0 0 0 !important;
-  background: none !important;
-  border: 0 !important;
-  bottom: auto !important;
-  float: none !important;
-  height: auto !important;
-  left: auto !important;
-  line-height: 1.1em !important;
-  margin: 0 !important;
-  outline: 0 !important;
-  overflow: visible !important;
-  padding: 0 !important;
-  position: static !important;
-  right: auto !important;
-  text-align: left !important;
-  top: auto !important;
-  vertical-align: baseline !important;
-  width: auto !important;
-  box-sizing: content-box !important;
-  font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace !important;
-  font-weight: normal !important;
-  font-style: normal !important;
-  font-size: 1em !important;
-  min-height: inherit !important;
-  min-height: auto !important;
-}
-
-.syntaxhighlighter {
-  width: 100% !important;
-  margin: 1em 0 1em 0 !important;
-  position: relative !important;
-  overflow: auto !important;
-  font-size: 1em !important;
-}
-.syntaxhighlighter.source {
-  overflow: hidden !important;
-}
-.syntaxhighlighter .bold {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .italic {
-  font-style: italic !important;
-}
-.syntaxhighlighter .line {
-  white-space: pre !important;
-}
-.syntaxhighlighter table {
-  width: 100% !important;
-}
-.syntaxhighlighter table caption {
-  text-align: left !important;
-  padding: .5em 0 0.5em 1em !important;
-}
-.syntaxhighlighter table td.code {
-  width: 100% !important;
-}
-.syntaxhighlighter table td.code .container {
-  position: relative !important;
-}
-.syntaxhighlighter table td.code .container textarea {
-  box-sizing: border-box !important;
-  position: absolute !important;
-  left: 0 !important;
-  top: 0 !important;
-  width: 100% !important;
-  height: 100% !important;
-  border: none !important;
-  background: white !important;
-  padding-left: 1em !important;
-  overflow: hidden !important;
-  white-space: pre !important;
-}
-.syntaxhighlighter table td.gutter .line {
-  text-align: right !important;
-  padding: 0 0.5em 0 1em !important;
-}
-.syntaxhighlighter table td.code .line {
-  padding: 0 1em !important;
-}
-.syntaxhighlighter.nogutter td.code .container textarea, .syntaxhighlighter.nogutter td.code .line {
-  padding-left: 0em !important;
-}
-.syntaxhighlighter.show {
-  display: block !important;
-}
-.syntaxhighlighter.collapsed table {
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  padding: 0.1em 0.8em 0em 0.8em !important;
-  font-size: 1em !important;
-  position: static !important;
-  width: auto !important;
-  height: auto !important;
-}
-.syntaxhighlighter.collapsed .toolbar span {
-  display: inline !important;
-  margin-right: 1em !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a {
-  padding: 0 !important;
-  display: none !important;
-}
-.syntaxhighlighter.collapsed .toolbar span a.expandSource {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar {
-  position: absolute !important;
-  right: 1px !important;
-  top: 1px !important;
-  width: 11px !important;
-  height: 11px !important;
-  font-size: 10px !important;
-  z-index: 10 !important;
-}
-.syntaxhighlighter .toolbar span.title {
-  display: inline !important;
-}
-.syntaxhighlighter .toolbar a {
-  display: block !important;
-  text-align: center !important;
-  text-decoration: none !important;
-  padding-top: 1px !important;
-}
-.syntaxhighlighter .toolbar a.expandSource {
-  display: none !important;
-}
-.syntaxhighlighter.ie {
-  font-size: .9em !important;
-  padding: 1px 0 1px 0 !important;
-}
-.syntaxhighlighter.ie .toolbar {
-  line-height: 8px !important;
-}
-.syntaxhighlighter.ie .toolbar a {
-  padding-top: 0px !important;
-}
-.syntaxhighlighter.printing .line.alt1 .content,
-.syntaxhighlighter.printing .line.alt2 .content,
-.syntaxhighlighter.printing .line.highlighted .number,
-.syntaxhighlighter.printing .line.highlighted.alt1 .content,
-.syntaxhighlighter.printing .line.highlighted.alt2 .content {
-  background: none !important;
-}
-.syntaxhighlighter.printing .line .number {
-  color: #bbbbbb !important;
-}
-.syntaxhighlighter.printing .line .content {
-  color: black !important;
-}
-.syntaxhighlighter.printing .toolbar {
-  display: none !important;
-}
-.syntaxhighlighter.printing a {
-  text-decoration: none !important;
-}
-.syntaxhighlighter.printing .plain, .syntaxhighlighter.printing .plain a {
-  color: black !important;
-}
-.syntaxhighlighter.printing .comments, .syntaxhighlighter.printing .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter.printing .string, .syntaxhighlighter.printing .string a {
-  color: blue !important;
-}
-.syntaxhighlighter.printing .keyword {
-  color: #006699 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter.printing .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter.printing .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter.printing .script {
-  font-weight: bold !important;
-}
-.syntaxhighlighter.printing .color1, .syntaxhighlighter.printing .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter.printing .color2, .syntaxhighlighter.printing .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter.printing .color3, .syntaxhighlighter.printing .color3 a {
-  color: red !important;
-}
-.syntaxhighlighter.printing .break, .syntaxhighlighter.printing .break a {
-  color: black !important;
-}
-
-.syntaxhighlighter {
-  background-color: #1b2426 !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #1b2426 !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #1b2426 !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #323e41 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: #b9bdb6 !important;
-}
-.syntaxhighlighter table caption {
-  color: #b9bdb6 !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #435a5f !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #435a5f !important;
-  color: #1b2426 !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #5ba1cf !important;
-  background: black !important;
-  border: 1px solid #435a5f !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #5ba1cf !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #5ce638 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #435a5f !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #b9bdb6 !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #878a85 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #5ce638 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #5ba1cf !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #435a5f !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .constants {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #5ba1cf !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: white !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #ffaa3e !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeDefault.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeDefault.css
deleted file mode 100644
index 136541172d..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeDefault.css
+++ /dev/null
@@ -1,117 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #e0e0e0 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: black !important;
-}
-.syntaxhighlighter table caption {
-  color: black !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #6ce26c !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #6ce26c !important;
-  color: white !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: blue !important;
-  background: white !important;
-  border: 1px solid #6ce26c !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: blue !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: red !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #6ce26c !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: black !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: black !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #008200 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: blue !important;
-}
-.syntaxhighlighter .keyword {
-  color: #006699 !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: gray !important;
-}
-.syntaxhighlighter .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #006699 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: red !important;
-}
-
-.syntaxhighlighter .keyword {
-  font-weight: bold !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeDjango.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeDjango.css
deleted file mode 100644
index d8b4313433..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeDjango.css
+++ /dev/null
@@ -1,120 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: #0a2b1d !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #0a2b1d !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #0a2b1d !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #233729 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: #f8f8f8 !important;
-}
-.syntaxhighlighter .gutter {
-  color: #497958 !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #41a83e !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #41a83e !important;
-  color: #0a2b1d !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #96dd3b !important;
-  background: black !important;
-  border: 1px solid #41a83e !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #96dd3b !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #41a83e !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #ffe862 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #f8f8f8 !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #336442 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #9df39f !important;
-}
-.syntaxhighlighter .keyword {
-  color: #96dd3b !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #91bb9e !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #f7e741 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .constants {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #96dd3b !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #eb939a !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #91bb9e !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #edef7d !important;
-}
-
-.syntaxhighlighter .comments {
-  font-style: italic !important;
-}
-.syntaxhighlighter .keyword {
-  font-weight: bold !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeEclipse.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeEclipse.css
deleted file mode 100644
index 77377d9533..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeEclipse.css
+++ /dev/null
@@ -1,128 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: white !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #c3defe !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: black !important;
-}
-.syntaxhighlighter .gutter {
-  color: #787878 !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #d4d0c8 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #d4d0c8 !important;
-  color: white !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #3f5fbf !important;
-  background: white !important;
-  border: 1px solid #d4d0c8 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #3f5fbf !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #a0a0a0 !important;
-  background: #d4d0c8 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #a0a0a0 !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: red !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: black !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #3f5fbf !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #2a00ff !important;
-}
-.syntaxhighlighter .keyword {
-  color: #7f0055 !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #646464 !important;
-}
-.syntaxhighlighter .variable {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #7f0055 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: red !important;
-}
-
-.syntaxhighlighter .keyword {
-  font-weight: bold !important;
-}
-.syntaxhighlighter .xml .keyword {
-  color: #3f7f7f !important;
-  font-weight: normal !important;
-}
-.syntaxhighlighter .xml .color1, .syntaxhighlighter .xml .color1 a {
-  color: #7f007f !important;
-}
-.syntaxhighlighter .xml .string {
-  font-style: italic !important;
-  color: #2a00ff !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeEmacs.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeEmacs.css
deleted file mode 100644
index dae5053fea..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeEmacs.css
+++ /dev/null
@@ -1,113 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: black !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: black !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: black !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #2a3133 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: #d3d3d3 !important;
-}
-.syntaxhighlighter .gutter {
-  color: #d3d3d3 !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #990000 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #990000 !important;
-  color: black !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #ebdb8d !important;
-  background: black !important;
-  border: 1px solid #990000 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #ebdb8d !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #ff7d27 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #990000 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #9ccff4 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #d3d3d3 !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #ff7d27 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #ff9e7b !important;
-}
-.syntaxhighlighter .keyword {
-  color: aqua !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #aec4de !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #81cef9 !important;
-}
-.syntaxhighlighter .constants {
-  color: #ff9e7b !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: aqua !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #ebdb8d !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #ff7d27 !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #aec4de !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeFadeToGrey.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeFadeToGrey.css
deleted file mode 100644
index 8fbd871fb5..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeFadeToGrey.css
+++ /dev/null
@@ -1,117 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: #121212 !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #121212 !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #121212 !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #2c2c29 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: white !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #3185b9 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #3185b9 !important;
-  color: #121212 !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #3185b9 !important;
-  background: black !important;
-  border: 1px solid #3185b9 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #3185b9 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #d01d33 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #3185b9 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #96daff !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: white !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #696854 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #e3e658 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #d01d33 !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #435a5f !important;
-}
-.syntaxhighlighter .variable {
-  color: #898989 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #aaaaaa !important;
-}
-.syntaxhighlighter .constants {
-  color: #96daff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #d01d33 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #ffc074 !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #4a8cdb !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #96daff !important;
-}
-
-.syntaxhighlighter .functions {
-  font-weight: bold !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeMDUltra.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeMDUltra.css
deleted file mode 100755
index f4db39cd83..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeMDUltra.css
+++ /dev/null
@@ -1,113 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: #222222 !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #222222 !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #222222 !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #253e5a !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: white !important;
-}
-.syntaxhighlighter table caption {
-  color: lime !important;
-}
-.syntaxhighlighter .gutter {
-  color: #38566f !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #435a5f !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #435a5f !important;
-  color: #222222 !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #428bdd !important;
-  background: black !important;
-  border: 1px solid #435a5f !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: lime !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #aaaaff !important;
-  background: #435a5f !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #aaaaff !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #9ccff4 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: lime !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: lime !important;
-}
-.syntaxhighlighter .keyword {
-  color: #aaaaff !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #8aa6c1 !important;
-}
-.syntaxhighlighter .variable {
-  color: aqua !important;
-}
-.syntaxhighlighter .value {
-  color: #f7e741 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff8000 !important;
-}
-.syntaxhighlighter .constants {
-  color: yellow !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #aaaaff !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: red !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: yellow !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #ffaa3e !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeMidnight.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeMidnight.css
deleted file mode 100644
index c49563cc9d..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeMidnight.css
+++ /dev/null
@@ -1,113 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: #0f192a !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #0f192a !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #0f192a !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #253e5a !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: #38566f !important;
-}
-.syntaxhighlighter table caption {
-  color: #d1edff !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #435a5f !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #435a5f !important;
-  color: #0f192a !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #428bdd !important;
-  background: black !important;
-  border: 1px solid #435a5f !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #1dc116 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #d1edff !important;
-  background: #435a5f !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #d1edff !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #8aa6c1 !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #d1edff !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #428bdd !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #1dc116 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #b43d3d !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #8aa6c1 !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #f7e741 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .constants {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #b43d3d !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #f8bb00 !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: white !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #ffaa3e !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeRDark.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeRDark.css
deleted file mode 100644
index 6305a10e4e..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeRDark.css
+++ /dev/null
@@ -1,113 +0,0 @@
-/**
- * SyntaxHighlighter
- * http://alexgorbatchev.com/SyntaxHighlighter
- *
- * SyntaxHighlighter is donationware. If you are using it, please donate.
- * http://alexgorbatchev.com/SyntaxHighlighter/donate.html
- *
- * @version
- * 3.0.83 (July 02 2010)
- * 
- * @copyright
- * Copyright (C) 2004-2010 Alex Gorbatchev.
- *
- * @license
- * Dual licensed under the MIT and GPL licenses.
- */
-.syntaxhighlighter {
-  background-color: #1b2426 !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #1b2426 !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #1b2426 !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #323e41 !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: #b9bdb6 !important;
-}
-.syntaxhighlighter table caption {
-  color: #b9bdb6 !important;
-}
-.syntaxhighlighter .gutter {
-  color: #afafaf !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #435a5f !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #435a5f !important;
-  color: #1b2426 !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #5ba1cf !important;
-  background: black !important;
-  border: 1px solid #435a5f !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #5ba1cf !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #5ce638 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: white !important;
-  background: #435a5f !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: white !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #b9bdb6 !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #878a85 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  color: #5ce638 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #5ba1cf !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #435a5f !important;
-}
-.syntaxhighlighter .variable {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ffaa3e !important;
-}
-.syntaxhighlighter .constants {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .script {
-  font-weight: bold !important;
-  color: #5ba1cf !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: #e0e8ff !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: white !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: #ffaa3e !important;
-}
diff --git a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeRailsGuides.css b/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeRailsGuides.css
deleted file mode 100644
index 6d2edb2eb8..0000000000
--- a/railties/guides/assets/stylesheets/syntaxhighlighter/shThemeRailsGuides.css
+++ /dev/null
@@ -1,116 +0,0 @@
-/**
- * Theme by fxn, took shThemeEclipse.css as starting point.
- */
-.syntaxhighlighter {
-  background-color: #eee !important;
-  font-family: "Anonymous Pro", "Inconsolata", "Menlo", "Consolas", "Bitstream Vera Sans Mono", "Courier New", monospace !important;
-  overflow-y: hidden !important;
-  overflow-x: auto !important;
-}
-.syntaxhighlighter .line.alt1 {
-  background-color: #eee !important;
-}
-.syntaxhighlighter .line.alt2 {
-  background-color: #eee !important;
-}
-.syntaxhighlighter .line.highlighted.alt1, .syntaxhighlighter .line.highlighted.alt2 {
-  background-color: #c3defe !important;
-}
-.syntaxhighlighter .line.highlighted.number {
-  color: #eee !important;
-}
-.syntaxhighlighter table caption {
-  color: #222 !important;
-}
-.syntaxhighlighter .gutter {
-  color: #787878 !important;
-}
-.syntaxhighlighter .gutter .line {
-  border-right: 3px solid #d4d0c8 !important;
-}
-.syntaxhighlighter .gutter .line.highlighted {
-  background-color: #d4d0c8 !important;
-  color: #eee !important;
-}
-.syntaxhighlighter.printing .line .content {
-  border: none !important;
-}
-.syntaxhighlighter.collapsed {
-  overflow: visible !important;
-}
-.syntaxhighlighter.collapsed .toolbar {
-  color: #3f5fbf !important;
-  background: #eee !important;
-  border: 1px solid #d4d0c8 !important;
-}
-.syntaxhighlighter.collapsed .toolbar a {
-  color: #3f5fbf !important;
-}
-.syntaxhighlighter.collapsed .toolbar a:hover {
-  color: #aa7700 !important;
-}
-.syntaxhighlighter .toolbar {
-  color: #a0a0a0 !important;
-  background: #d4d0c8 !important;
-  border: none !important;
-}
-.syntaxhighlighter .toolbar a {
-  color: #a0a0a0 !important;
-}
-.syntaxhighlighter .toolbar a:hover {
-  color: red !important;
-}
-.syntaxhighlighter .plain, .syntaxhighlighter .plain a {
-  color: #222 !important;
-}
-.syntaxhighlighter .comments, .syntaxhighlighter .comments a {
-  color: #708090 !important;
-}
-.syntaxhighlighter .string, .syntaxhighlighter .string a {
-  font-style: italic !important;
-  color: #6588A8 !important;
-}
-.syntaxhighlighter .keyword {
-  color: #64434d !important;
-}
-.syntaxhighlighter .preprocessor {
-  color: #646464 !important;
-}
-.syntaxhighlighter .variable {
-  color: #222 !important;
-}
-.syntaxhighlighter .value {
-  color: #009900 !important;
-}
-.syntaxhighlighter .functions {
-  color: #ff1493 !important;
-}
-.syntaxhighlighter .constants {
-  color: #0066cc !important;
-}
-.syntaxhighlighter .script {
-  color: #222 !important;
-  background-color: none !important;
-}
-.syntaxhighlighter .color1, .syntaxhighlighter .color1 a {
-  color: gray !important;
-}
-.syntaxhighlighter .color2, .syntaxhighlighter .color2 a {
-  color: #222 !important;
-  font-weight: bold !important;
-}
-.syntaxhighlighter .color3, .syntaxhighlighter .color3 a {
-  color: red !important;
-}
-
-.syntaxhighlighter .xml .keyword {
-  color: #64434d !important;
-  font-weight: normal !important;
-}
-.syntaxhighlighter .xml .color1, .syntaxhighlighter .xml .color1 a {
-  color: #7f007f !important;
-}
-.syntaxhighlighter .xml .string {
-  font-style: italic !important;
-  color: #6588A8 !important;
-}