General cleanup before starting. See: websharks/comment-mail#17
Integrating with `comment_form` hook. See: websharks/comment-mail#17
Integrating with `comment_post` hook. See: websharks/comment-mail#17
Integrating with `transition_comment_status` hook. See: websharks/comment-mail#17
Integrating with `transition_comment_status` hook. See: websharks/comment-mail#17
Integrating with `before_delete_post` hook. See: websharks/comment-mail#17
Integrating with `user_register` hook. See: websharks/comment-mail#17
Integrating with `delete_user`, `wpmu_delete_user` and `remove_user_from_blog` hooks. See: websharks/comment-mail#17
Merge pull request #18 from websharks/feature/17

Feature/17