Fixed bug with outputting widget wrapper twice on responses. Trac references #2086

git-svn-id: https://plugins.svn.wordpress.org/benchmark-email-lite/trunk@822144 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated widget API key deletion to inactive sidebar disablement code to prevent action from recurring after the widget was disabled. Trac references #2080

git-svn-id: https://plugins.svn.wordpress.org/benchmark-email-lite/trunk@822177 b8457f37-d9ea-0310-8a92-e5e31aec5664
Tagging trunk as 2.4.4 for production.

git-svn-id: https://plugins.svn.wordpress.org/benchmark-email-lite/trunk@822182 b8457f37-d9ea-0310-8a92-e5e31aec5664