Removed unused setting related to chat server

darcs-hash:20091209130122-58252-dbc904c824d4dabc28f60b81c131de8503ed4954
Fix sipsimple so that it binds to 0.0.0.0 and selects correct outbound IP

Ignore-this: 5fff679c8cb8eaa0404066dd7294d134

darcs-hash:20091208182218-56b4d-aba2e983b396e1f8e24496d1beafe4409a9e9dbb