py3k support
py3k support

whtsky/WeRoBot,Zeacone/WeRoBot,adam139/WeRobot,chenjiancan/WeRoBot,cloverstd/WeRoBot,one-leaf/WeRoBot,whtsky/WeRoBot,adrianzhang/WeRoBot,whtsky/WeRoBot,kmalloc/WeRoBot,cloverstd/WeRoBot,adam139/WeRobot,Infixz/WeRoBot,Zhenghaotao/WeRoBot,notwin/WeRoBot,weberwang/WeRoBot,FlyRabbit/WeRoBot,FlyRabbit/WeRoBot,weberwang/WeRoBot,tdautc19841202/WeRoBot