Fixed some static method warnings and id some content updates.

git-svn-id: https://plugins.svn.wordpress.org/wpms-admin-reports/trunk@864883 b8457f37-d9ea-0310-8a92-e5e31aec5664
More static mehtod adjustments

git-svn-id: https://plugins.svn.wordpress.org/wpms-admin-reports/trunk@864903 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated tested to version

git-svn-id: https://plugins.svn.wordpress.org/wpms-admin-reports/trunk@864904 b8457f37-d9ea-0310-8a92-e5e31aec5664