Ticket #26751: 26751.4.diff

Gruntfile.js

@@ -85 +85 @@
                                                         // If the version includes an SVN commit (-12345), it's not a released alpha/beta. Append a date.
                                                         version = version.replace( /-[\d]{5}$/, '-' + grunt.template.today( 'yyyymmdd' ) );
 
-                                                        return "$wp_version = '" + version + "';";
+                                                        return '$wp_version = \'' + version + '\';';
                                                 });
                                         }
                                 },