Revert "update composer libs"

This reverts commit 5e5f0aa955d86743a14531bed98501b59140ab1f.

2 files changed, 11 insertions, 17 deletions

diff --git a/vendor/sabre/vobject/lib/Property/ICalendar/CalAddress.php b/vendor/sabre/vobject/lib/Property/ICalendar/CalAddress.php
index c90967d79..2dbbc6eaf 100644
--- a/vendor/sabre/vobject/lib/Property/ICalendar/CalAddress.php
+++ b/vendor/sabre/vobject/lib/Property/ICalendar/CalAddress.php
@@ -53,11 +53,7 @@ class CalAddress extends Text
             return $input;
         }
         list($schema, $everythingElse) = explode(':', $input, 2);
-        $schema = strtolower($schema);
-        if ('mailto' === $schema) {
-            $everythingElse = strtolower($everythingElse);
-        }
 
-        return $schema.':'.$everythingElse;
+        return strtolower($schema).':'.$everythingElse;
     }
 }
diff --git a/vendor/sabre/vobject/lib/Property/Text.php b/vendor/sabre/vobject/lib/Property/Text.php
index 16d2c07f4..ac8aa066b 100644
--- a/vendor/sabre/vobject/lib/Property/Text.php
+++ b/vendor/sabre/vobject/lib/Property/Text.php
@@ -136,18 +136,16 @@ class Text extends Property
             }
 
             foreach ($item as &$subItem) {
-                if (!is_null($subItem)) {
-                    $subItem = strtr(
-                        $subItem,
-                        [
-                            '\\' => '\\\\',
-                            ';' => '\;',
-                            ',' => '\,',
-                            "\n" => '\n',
-                            "\r" => '',
-                        ]
-                    );
-                }
+                $subItem = strtr(
+                    $subItem,
+                    [
+                        '\\' => '\\\\',
+                        ';' => '\;',
+                        ',' => '\,',
+                        "\n" => '\n',
+                        "\r" => '',
+                    ]
+                );
             }
             $item = implode(',', $item);
         }