Update announcements.json

announcements.json

 [
-    {"id":29,"title":"v1.4.5 更新SPTR|YF08新卡（33张）","url":"http://fff.ac/69gtp7","created_at":"2014-10-25T11:00:06+08:00","updated_at":"2014-11-04T11:00:06+08:00"},
+    {"id":30,"title":"v1.4.5 更新SPTR|YF08新卡（33张）","url":"http://fff.ac/69gtp7","created_at":"2014-10-25T11:00:06+08:00","updated_at":"2014-11-04T11:00:06+08:00"},
     {"id":29,"title":"v1.4.4 更新VJMP新卡（3张）","url":"http://fff.ac/vdk3ob","created_at":"2014-10-11T16:00:06+08:00","updated_at":"2014-10-21T16:00:06+08:00"},
     {"id":28,"title":"v1.4.3 更新EP14新卡（10张）","url":"http://fff.ac/9vxuhy","created_at":"2014-09-17T21:00:06+08:00","updated_at":"2014-09-27T21:00:06+08:00"},
     {"id":27,"title":"v1.4.2 补充VB17|15AY新卡（3张）","url":"http://fff.ac/rcz6oi","created_at":"2014-08-25T21:00:06+08:00","updated_at":"2014-09-03T21:00:06+08:00"},