update WordPress version

git-svn-id: https://plugins.svn.wordpress.org/sermon-manager-for-wordpress/trunk@865818 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated faq

git-svn-id: https://plugins.svn.wordpress.org/sermon-manager-for-wordpress/trunk@865822 b8457f37-d9ea-0310-8a92-e5e31aec5664