Updating to version 0.7.8

git-svn-id: https://plugins.svn.wordpress.org/kebo-twitter-feed/trunk@775719 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated active version

git-svn-id: https://plugins.svn.wordpress.org/kebo-twitter-feed/trunk@775721 b8457f37-d9ea-0310-8a92-e5e31aec5664