Press This: fix notices/errors classes. Props michael-arestad. Fixes #31456.

Built from https://develop.svn.wordpress.org/trunk@31549


git-svn-id: http://core.svn.wordpress.org/trunk@31530 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/js/press-this.js

@@ -606,7 +606,7 @@
 			var $alerts = $( '.editor-wrapper div.alerts' ),
 				className = error ? 'is-error' : 'is-notice';
 
-			$alerts.append( $( '<p class="' + className + '">' ).text( msg ) );
+			$alerts.append( $( '<p class="alert ' + className + '">' ).text( msg ) );
 		}
 
 		/**

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-alpha-31548';
+$wp_version = '4.2-alpha-31549';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.