- Fixed compatibility to wpMandrill
- Set version to 0.17.2

git-svn-id: https://plugins.svn.wordpress.org/wp-ajaxify-comments/trunk@787752 b8457f37-d9ea-0310-8a92-e5e31aec5664
Set stable tag to 0.17.2

git-svn-id: https://plugins.svn.wordpress.org/wp-ajaxify-comments/trunk@789383 b8457f37-d9ea-0310-8a92-e5e31aec5664