Removed duplicate decorator definition

Ignore-this: a273b4aecf0e88d71ebd5d4402bc7d18

darcs-hash:20091016180549-b22ec-ca823933d5f42bf7372e1d47235fc5a510bf77d7
Renamed the run_in_twisted decorator to run_in_green_thread

Ignore-this: c5ef2a27be1c006f45fd5b5e09460e29

darcs-hash:20091016180815-b22ec-228051dcf60df73d63f05337abc0c2c70b6b79ff