Fixed Permissions Denied on Options Page (changing capability from update_core to manage_options worked??). Shout out to @girlgeniuss for the help. Bumped tested up to v3.9.

git-svn-id: https://plugins.svn.wordpress.org/featured-images-for-rss-feeds/trunk@897600 b8457f37-d9ea-0310-8a92-e5e31aec5664