Merge pull request #642 from Half-Shot/hs/no-bot-responding

Don't answer any msgtypes other than text in an admin room.

lib/bridge/MatrixHandler.js

@@ -1146,7 +1146,8 @@ MatrixHandler.prototype._onMessage = Promise.coroutine(function*(req, event) {
     let ircAction = IrcAction.fromMatrixAction(mxAction);
     let ircRooms = yield this.ircBridge.getStore().getIrcChannelsForRoomId(event.room_id);
 
-    if (ircRooms.length === 0) {
+    // Sometimes bridge's message each other and get stuck in a silly loop. Ensure it's m.text
+    if (ircRooms.length === 0 && event.content && event.content.msgtype === "m.text") {
         // could be an Admin room, so check.
         let adminRoom = yield this.ircBridge.getStore().getAdminRoomById(event.room_id);
         if (!adminRoom) {