Fix server bucket update code
Fix server bucket update code

mixminion/mixminion,nmathewson/mixminion,rxcomm/mixminion,reezer/mixminion,rxcomm/mixminion,Javex/mixminion,mixminion/mixminion,crooks/mixminion,crooks/mixminion,Javex/mixminion,nmathewson/mixminion,rxcomm/mixminion,mixminion/mixminion,crooks/mixminion,mixminion/mixminion,rxcomm/mixminion,reezer/mixminion,Javex/mixminion,nmathewson/mixminion,Javex/mixminion,crooks/mixminion,nmathewson/mixminion,reezer/mixminion,reezer/mixminion