bugfix: print uri of the other party, not mine

darcs-hash:20081120140119-b2873-2172c5d1f937f81f92de9b20864fbf1e6dbe820f
sip_msrp_client.py: refactored; accept as many incoming connections as needed

darcs-hash:20081120140244-b2873-89fe6cd5581d26dfc3babba988aacd9298bd35bd