Removed empty lines

darcs-hash:20081128182143-58252-16ea6a6fe92030029d53ab847b799658606a7e2d
Modified sip scripts to use pypjua.clients.log interface for siptrace

darcs-hash:20081128191112-1e3d8-6754ae17177259d33cc2cf6a546dee1bc6eee550