Do not print list of other sip contacts

darcs-hash:20090109190900-58252-c6150cc66a94fe473e4f7a8e06ecb26435aae84e
Integrated automatic PJSIP downloading and compilation in setup.py script, automatic re-compilation when either cython files or PJSIP files have been updated and SVN revision number in pypjua module and default User-Agent header

darcs-hash:20090109182644-58103-05912fe7c9c07f1244a14969483b269892efc874