branch for instance id

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/branches/b-instanceid-20050131@5842 ddefafc4-47db-0310-ae44-fa13212b10f2
got rid of the rinstance and used instance id instead.

git-svn-id: https://svn.resiprocate.org/rep/resiprocate/branches/b-instanceid-20050131@5843 ddefafc4-47db-0310-ae44-fa13212b10f2