message: fix multiple firetable tabs ocassionally crashing
diff: @@ -18,7 +18,7 @@ export const auth = firebase.auth();
  export const db = firebase.firestore();
  db.settings({ cacheSizeBytes: firebase.firestore.CACHE_SIZE_UNLIMITED });
  -db.enablePersistence();
  +db.enablePersistence({ synchronizeTabs: true });
  export const bucket = firebase.storage();
  export const functions = firebase.functions();
  