* added interface to rsnotify/p3notify/pqinotify
* added getForumInfo() to forum interface.
* added virtual functions to p3distrib for event feedback.
New NewsFeed Notification.
* Peer Connection/Disconnection.
* Failed Certificate connection.
* New/Updated Forums and Forum Msgs.
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@616 b45a01b8-16f6-495d-af2f-9b41ad6348cc