message: ignore any unknown tags
diff: @@ -226,7 +226,7 @@ class RoomListStore extends Store {
  // ignore any m. tag names we don't know about
  tagNames = tagNames.filter((t) => {
  - return !t.startsWith('m.') || lists[t] !== undefined;
  + return lists[t] !== undefined;
  });
  if (tagNames.length) {
  