Bug fixes and improvements

git-svn-id: https://plugins.svn.wordpress.org/accredible-certificates/trunk@1046953 b8457f37-d9ea-0310-8a92-e5e31aec5664
Update version

git-svn-id: https://plugins.svn.wordpress.org/accredible-certificates/trunk@1046954 b8457f37-d9ea-0310-8a92-e5e31aec5664