notifications 5.x-1.0-alpha2

- Added pager to user subscriptions (threads, authors, feeds), http://drupal.org/node/226867
- Reworked content type UI settings, now allows multiple display options
- Added new block for notifications UI, and new 'comment' option
- Added nice UI for administering send intervals. Gone 'Never' that didnt make too much sense

- Changed auto subscribe option in form, fixed UI issues, see http://drupal.org/node/230035
- Fixed error when no query conditions retrieved for the query, http://drupal.org/node/230770
- Added select all/none checkboxes to user subscription pages, by jaydub, http://drupal.org/node/227837
- Removed notifications_mixed module that was not working and confusing people

- Added notifications_alter() hooks
hook_alter_notifications_event_types()
hook_alter_notifications_subscription_types()
- Extended notifications_delete_subscriptions() with fields parameter, from Brian Neisler's patch
- Added themeable function for notifications_digest_body()

- Added parameters into the messaging array so other modules can use them
- Polished and grouped settings page
- Changed 'omitted' settings to 'allowed', update scripts
- Added one more test for permissions/content types
- Fixed several minor bugs with UI options (Jeff)