Added code to track if widget is in shortcode mode and prevents the shortcode mode printing of widget wrapper code. Trac references #2084

git-svn-id: https://plugins.svn.wordpress.org/benchmark-email-lite/trunk@822049 b8457f37-d9ea-0310-8a92-e5e31aec5664
Removed manual DIV wrapper of plugin as it was causing duplicate IDs and in T14 the response body was invisible. Trac references #2085

git-svn-id: https://plugins.svn.wordpress.org/benchmark-email-lite/trunk@822059 b8457f37-d9ea-0310-8a92-e5e31aec5664