[com][pages][data][regulation] 离群和暂离会清空邀请码, version 1.5.1
[com][pages][data][regulation] 邀请码只能在邀请新成员时出现赠予, version 1.5.2
[com][pages][data][regulation] 调整并明确费用分摊方式, version 1.6.0
[com][pages][data][regulation_log] version 1.6.0
[com][pages][data][regulation] 加入离群退还账户余额的说明, version 1.6.1
[com][pages][data][regulation] 增加费用计算示例的附节, version 1.7.0
[com][pages][data][regulation_log] version 1.7.0
[com][pages][accounts] Wang Bo joined us
[com][pages][accounts] 2013-0914
[com][pages][events] a new event: Wang Bo joined us, 2013-0913
[com][pages][data][regulation] 加入非定期活动的数目限制, version 1.8.0
[com][pages][data][regulation_log] version 1.8.0