v7.7.1.1

git-svn-id: https://plugins.svn.wordpress.org/nextgen-facebook/trunk@1033147 b8457f37-d9ea-0310-8a92-e5e31aec5664
readme and assets update

git-svn-id: https://plugins.svn.wordpress.org/nextgen-facebook/trunk@1033150 b8457f37-d9ea-0310-8a92-e5e31aec5664