Update announcements.json

announcements.json

 [
+	{"id":14,"title":"论坛测试中~~~","url":"http://forum.my-card.in/","created_at":"2013-08-17T13:34:07+08:00","updated_at":"2013-08-17T07:12:08+08:00"},	
 	{"id":14,"title":"806新卡(0x1032)已更新，戳我查看新卡列表","url":"https://goo.gl/ex8A1T","created_at":"2013-08-05T13:34:07+08:00","updated_at":"2013-08-05T07:12:08+08:00"},	
 	{"id":15,"title":"若自动更新不成功，请手动下载1.1.5-1.1.6补丁解压覆盖","url":"http://downloads.my-card.in/updates/mycard-update-1.1.5-1.1.6.zip","created_at":"2013-08-05T13:34:07+08:00","updated_at":"2013-08-05T07:12:08+08:00"},	
 	{"id":13,"title":"竞赛联盟～试运行周赛（08.03）","url":"http://www.duelcn.com/forum.php?mod=viewthread&tid=59791&fromuid=101448","created_at":"2013-08-03T13:34:07+08:00","updated_at":"2013-08-03T07:12:08+08:00"},