Adapted watcher info XML application to new API

darcs-hash:20090211170212-1e3d8-83f828fa35e21c50d36a10c1265ecd87e949ff5a
Moved code from presdm and pidf modules to presence/presdm

darcs-hash:20090211170310-1e3d8-66148ce555d81fd5f2cc044fc5503106331f56f9