Fixed default value of trace_sip in sip_subscribe_presence

darcs-hash:20090214020412-1e3d8-4b1651322da1e30be78aa80279223f3658adfbd4
Fixed default value of trace_sip in sip_subscribe_rls

darcs-hash:20090214020428-1e3d8-f6c12bfeedb684ddee6a864561d5cc1c0cac1e8b