TinyMCE wpView:

- Fix editor undo levels.
- Remove views and markers in the DOM before serialization.
- Unbind views before removing them on hide.
- Empty the content in the timeout, so it doesn't render iframes twice.
Props iseulde. Fixes #31669.
Built from https://develop.svn.wordpress.org/trunk@32022


git-svn-id: http://core.svn.wordpress.org/trunk@32001 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-beta4-32021';
+$wp_version = '4.2-beta4-32022';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.
@@ -18,7 +18,7 @@ $wp_db_version = 31532;
  *
  * @global string $tinymce_version
  */
-$tinymce_version = '4109-20150310';
+$tinymce_version = '4109-20150404';
 
 /**
  * Holds the required PHP version