updates for 4.4.2

git-svn-id: https://plugins.svn.wordpress.org/clean-and-simple-contact-form-by-meg-nicholas/trunk@1041204 b8457f37-d9ea-0310-8a92-e5e31aec5664
updated stable tag to 4.4.2

git-svn-id: https://plugins.svn.wordpress.org/clean-and-simple-contact-form-by-meg-nicholas/trunk@1041216 b8457f37-d9ea-0310-8a92-e5e31aec5664
Merge remote-tracking branch 'refs/remotes/base/master'