minor symfony#66 Update jQuery to v2.1.4 (tronsha, javiereguiluz)

This PR was merged into the master branch.

Discussion
----------

Update jQuery to v2.1.4

This finishes symfony#65 by adding the source files of jQuery and by updating the link of the application layout.

Commits
-------

4b48e82 Added the jQuery source files and fixed the layout links
b029e2a Update jQuery to v2.1.4

Author: javiereguiluz

app/Resources/assets/js/jquery-2.1.3.min.js

@@ -1,5 +1,5 @@
 /*!
- * jQuery JavaScript Library v2.1.3
+ * jQuery JavaScript Library v2.1.4
  * http://jquery.com/
  *
  * Includes Sizzle.js
@@ -9,7 +9,7 @@
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2014-12-18T15:11Z
+ * Date: 2015-04-28T16:01Z
  */
 
 (function( global, factory ) {
@@ -67,7 +67,7 @@ var
 	// Use the correct document accordingly with window argument (sandbox)
 	document = window.document,
 
-	version = "2.1.3",
+	version = "2.1.4",
 
 	// Define a local copy of jQuery
 	jQuery = function( selector, context ) {
@@ -531,7 +531,12 @@ jQuery.each("Boolean Number String Function Array Date RegExp Object Error".spli
 });
 
 function isArraylike( obj ) {
-	var length = obj.length,
+
+	// Support: iOS 8.2 (not reproducible in simulator)
+	// `in` check used to prevent JIT error (gh-2145)
+	// hasOwn isn't used here due to false negatives
+	// regarding Nodelist length in IE
+	var length = "length" in obj && obj.length,
 		type = jQuery.type( obj );
 
 	if ( type === "function" || jQuery.isWindow( obj ) ) {

app/Resources/assets/js/jquery-2.1.3.js renamed to app/Resources/assets/js/jquery-2.1.4.js

@@ -135,7 +135,7 @@
         {% block javascripts %}
         {# uncomment the following lines to compile JavaScript assets with Assetic
             {% javascripts output="js/app.js"
-                "%kernel.root_dir%/Resources/assets/js/jquery-2.1.3.min.js"
+                "%kernel.root_dir%/Resources/assets/js/jquery-2.1.4.min.js"
                 "%kernel.root_dir%/Resources/assets/js/bootstrap-3.3.4.min.js"
                 "%kernel.root_dir%/Resources/assets/js/highlight.pack.js" %}
                 <script src="{{ asset_url }}"></script>