Fixed error displaying feeds

git-svn-id: https://plugins.svn.wordpress.org/add-to-feedly/trunk@752855 b8457f37-d9ea-0310-8a92-e5e31aec5664
New version: fixed some errors

git-svn-id: https://plugins.svn.wordpress.org/add-to-feedly/trunk@752857 b8457f37-d9ea-0310-8a92-e5e31aec5664