Update announcements.json

announcements.json

 [
+	{"id":8,"title":"卡组分享系统测试中，有问题或建议请到G+ mycard社群吐槽","url":"https://plus.google.com/communities/112748610591305626436", "created_at":"2013-04-02T18:12:07+08:00","updated_at":"2013-04-02T07:12:08+08:00"},
 	{"id":8,"title":"mycard可以使用Google账号登录了<-戳我查看详情","url":"https://github.com/zh99998/mycard/wiki/%E7%94%A8%E6%88%B7", "created_at":"2013-03-25T18:12:07+08:00","updated_at":"2013-03-25T07:12:08+08:00"},
 	{"id":3,"title":"可以使用手机登录聊天室了 <-戳我查看详情","url":"https://github.com/zh99998/mycard/wiki/聊天室","created_at":"2013-03-09T18:12:07+08:00","updated_at":"2013-03-09T07:12:08+08:00"},
-	{"id":7,"title":"自动匹配系统测试中, 还不稳定, 若出现故障请用回传统建房","url":"https://github.com/zh99998/mycard/wiki/%E5%AF%B9%E6%88%98:%E8%87%AA%E5%8A%A8%E5%8C%B9%E9%85%8D","created_at":"2013-02-25T18:12:07+08:00","updated_at":"2013-02-25T07:12:08+08:00"},
 	{"id":1,"title":"网页大厅测试中,需要本机安装了mycard才能用哦","url":"http://my-card.in/rooms/","created_at":"2013-02-19T18:12:07+08:00","updated_at":"2013-02-19T07:12:08+08:00"},
 	{"id":4,"title":"QQ群: mycard 玩家交流(225669895)","url":"http://qun.qzone.qq.com/group#!/225669895/home","created_at":"2013-02-19T18:12:07+08:00","updated_at":"2013-02-19T07:12:08+08:00"}
-]
\ No newline at end of file
+]