Add language; update language; widgetize & shortcode toolbar

git-svn-id: https://plugins.svn.wordpress.org/wp-accessibility/trunk@870868 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated .pot

git-svn-id: https://plugins.svn.wordpress.org/wp-accessibility/trunk@870869 b8457f37-d9ea-0310-8a92-e5e31aec5664