Fix changing a pin title not updating the ViewThreadController title

Clover/app/src/main/java/org/floens/chan/ui/controller/DrawerController.java

@@ -230,7 +230,7 @@ public class DrawerController extends Controller implements PinAdapter.Callback,
 
                         if (!TextUtils.isEmpty(value)) {
                             pin.loadable.title = value;
-                            pinAdapter.notifyDataSetChanged();
+                            Chan.getWatchManager().updatePin(pin);
                         }
                     }
                 })

Clover/app/src/main/java/org/floens/chan/ui/controller/ViewThreadController.java

@@ -104,6 +104,10 @@ public class ViewThreadController extends ThreadController implements ThreadLayo
 
     public void onEvent(WatchManager.PinChangedMessage message) {
         setPinIconState();
+        // Update title
+        if (message.pin.loadable == loadable) {
+            threadLayout.getPresenter().refreshUI();
+        }
     }
 
     @Override