Remove redundant makegmtime function; call overhead actually matters (was 3% of parsing ServerInfo).
Remove redundant makegmtime function; call overhead actually matters (was 3% of parsing ServerInfo).

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