Added add-ons page

git-svn-id: https://plugins.svn.wordpress.org/smartifw/trunk@1027978 b8457f37-d9ea-0310-8a92-e5e31aec5664
Stable tag updated

git-svn-id: https://plugins.svn.wordpress.org/smartifw/trunk@1027982 b8457f37-d9ea-0310-8a92-e5e31aec5664