Code cleanup (#466)

* Code cleanup
* Remove override again

src/displayapp/screens/Label.h

@@ -15,8 +15,6 @@ namespace Pinetime {
         bool Refresh() override;
 
       private:
-        bool running = true;
-
         lv_obj_t* labelText = nullptr;
         lv_point_t pageIndicatorBasePoints[2];
         lv_point_t pageIndicatorPoints[2];
@@ -25,4 +23,4 @@ namespace Pinetime {
       };
     }
   }
-}
+}