+ pro version link modification

git-svn-id: https://plugins.svn.wordpress.org/free-google-fonts/trunk@1035001 b8457f37-d9ea-0310-8a92-e5e31aec5664
+ version update

git-svn-id: https://plugins.svn.wordpress.org/free-google-fonts/trunk@1035003 b8457f37-d9ea-0310-8a92-e5e31aec5664
+ donation link changed

git-svn-id: https://plugins.svn.wordpress.org/free-google-fonts/trunk@1035008 b8457f37-d9ea-0310-8a92-e5e31aec5664