Add a pendingcollection for unprocessed scheduling requests.
Inbox now only contains processed messages.

Add a testing method to the caldav system interface

Minor fixes to get web user client working again.

Allow suppression of scheduling messages when deleting a collection.

Some changes to remove the yellow intellij markers. (javadoc etc).

Set the RSVP on all attendees with PARTSTAT=NEEDS_ACTION when adding or updating organizer copy.

Was getting detached instances of the event recipients collection. Step setting them and clear them instead when needed.

Change the hibernate mappings on some event collections - lazy = false and cascade=all,delete-orphan. Avoids some errors we saw in tests.