3.6.8:
Fixed: missing dashicons in top level menus (thanks Muhammad Mahmoud!)
Fixed: missing icon for the Customize menu
Updated: misc style to match WP 4.0
Changed: min ver is WP 4.0

git-svn-id: https://plugins.svn.wordpress.org/ozh-admin-drop-down-menu/trunk@986467 b8457f37-d9ea-0310-8a92-e5e31aec5664