Updated to 1.1.6

git-svn-id: https://plugins.svn.wordpress.org/wp-club-manager/trunk@941887 b8457f37-d9ea-0310-8a92-e5e31aec5664
Deleted contributing.md

git-svn-id: https://plugins.svn.wordpress.org/wp-club-manager/trunk@941890 b8457f37-d9ea-0310-8a92-e5e31aec5664