* Removed periodic Check and thread.
* Added Shutdown.
* switched to terminating background thread.
* removed temporary lease.
* A bit of a HACK - this class could be cleaned up significantly.
Adding the start of forums/channels.
* Dummy Interface and Forum data (so GUI work can start)
* rough p3distrib - needs a lot of work.
Added shutdown function to p3connmgr, to shutdown Upnp.
git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@493 b45a01b8-16f6-495d-af2f-9b41ad6348cc
