task #334735 by recidive: Remove patching core dependency and only send notifications if a comment is truly published.

bug #351839 by Alex_Tutubalin: more PostgreSQL compatibility fixes (install and deleting subscriptions)

task #322482 by greggles: UI Simplification: Remove the admin option to remove the checkboxes from the form

feature #319830 by greggles idea by alpritt: move message about changing the settings to a dsm after submission

bug #323399 by PremAnup: Variables !commname, !commtext, !commsubj don't work for sending to a subscribed author

feature #280502 followup by greggles: let the admin choose which modes are enabled in case, for example, they don't use threaded comments

feature #280502 by greggles: optionally only send notifications for replies to the specific comment.

bug #305259 by greggles: if a user can't subscribe to comments don't add form elements to their user edit screen

bug #297307 by greggles: followup change from print theme() to return  in case that is what is freaking out Drupal