Update announcements.json

announcements.json

 [
-    {"id":24,"title":"v1.5.0-v1.5.1 补丁下载","url":"http://test2.my-card.in/updates/mycard-update-1.5.0-1.5.1.zip","created_at":"2015-05-07T21:20:06+08:00","updated_at":"2015-05-17T21:20:06+08:00"},
     {"id":24,"title":"v1.5.1 更新CORE|VJMP|VS15|YZ08新卡（96张）","url":"http://fff.ac/grrfbs","created_at":"2015-05-07T21:20:06+08:00","updated_at":"2015-05-17T21:20:06+08:00"},
+    {"id":25,"title":"v1.5.0-v1.5.1 补丁下载","url":"http://test2.my-card.in/updates/mycard-update-1.5.0-1.5.1.zip","created_at":"2015-05-07T21:20:06+08:00","updated_at":"2015-05-17T21:20:06+08:00"},
     {"id":24,"title":"v1.5.0 更新CROS新卡（89张）","url":"http://fff.ac/tizaz2","created_at":"2015-02-28T19:34:06+08:00","updated_at":"2015-03-08T19:34:06+08:00"},
     {"id":24,"title":"v1.4.9 更新15AX|AT09|SPCE|TFSP新卡（16张）","url":"http://fff.ac/9tkwlv","created_at":"2015-01-25T19:34:06+08:00","updated_at":"2015-02-05T19:34:06+08:00"},
     {"id":25,"title":"v1.4.8 更新JF15|PP17|VJMP|WJMP新卡（27张）","url":"http://fff.ac/b4dh0m","created_at":"2014-12-27T19:34:06+08:00","updated_at":"2015-01-07T19:34:06+08:00"},