Another set of bug fixes

git-svn-id: https://plugins.svn.wordpress.org/advanced-access-manager/trunk@856009 b8457f37-d9ea-0310-8a92-e5e31aec5664
Release 2.2.3

git-svn-id: https://plugins.svn.wordpress.org/advanced-access-manager/trunk@856324 b8457f37-d9ea-0310-8a92-e5e31aec5664