Updated readme.txt for version 1.1.1

git-svn-id: https://plugins.svn.wordpress.org/google-font-manager/trunk@958815 b8457f37-d9ea-0310-8a92-e5e31aec5664
Final plugin update for version 1.1.1


git-svn-id: https://plugins.svn.wordpress.org/google-font-manager/trunk@958816 b8457f37-d9ea-0310-8a92-e5e31aec5664