added a few more items in the release notes

1 files changed, 8 insertions, 2 deletions

diff --git a/railties/guides/source/3_1_release_notes.textile b/railties/guides/source/3_1_release_notes.textile
index 77dff26280..ba36735a0b 100644
--- a/railties/guides/source/3_1_release_notes.textile
+++ b/railties/guides/source/3_1_release_notes.textile
@@ -166,16 +166,18 @@ end
 
 <ruby>
 class PostsController < ActionController::Base
-  stream :only => :index
+  stream
 end
 </ruby>
 
-Please read the docs at "<tt>ActionController::Streaming</tt>":http://edgeapi.rubyonrails.org/classes/ActionController/Streaming.html for more information.
+You can restrict it to some actions by using +:only+ or +:except+. Please read the docs at "<tt>ActionController::Streaming</tt>":http://edgeapi.rubyonrails.org/classes/ActionController/Streaming.html for more information.
 
 * The redirect route method now also accepts a hash of options which will only change the parts of the url in question, or an object which responds to call, allowing for redirects to be reused.
 
 h4. Action Dispatch
 
+* <tt>config.action_dispatch.x_sendfile_header</tt> now defaults to +nil+ and <tt>config/environments/production.rb</tt> doesn't set any particular value for it. This allows servers to set it through <tt>X-Sendfile-Type</tt>.
+
 * <tt>ActionDispatch::MiddlewareStack</tt> now uses composition over inheritance and is no longer an array.
 
 * Added <tt>ActionDispatch::Request.ignore_accept_header</tt> to ignore accept headers.
@@ -368,6 +370,8 @@ end
 
 * Calling <tt>ActiveRecord::Base#dup</tt> will duplicate the record, including calling after initialize hooks. Frozen state will not be copied, and all associations will be cleared. A duped record will return +true+ for <tt>new_record?</tt>, have a +nil+ id field, and is saveable.
 
+* The query cache now works with prepared statements. No changes in the applications are required.
+
 h3. Active Model
 
 * +attr_accessible+ accepts an option +:as+ to specify a role.
@@ -380,6 +384,8 @@ h3. Active Model
 
 * Added support for selectively enabling and disabling observers.
 
+* Alternate <tt>I18n</tt> namespace lookup is no longer supported.
+
 h3. Active Resource
 
 * The default format has been changed to JSON for all requests. If you want to continue to use XML you will need to set <tt>self.format = :xml</tt> in the class. For example,