Use pointer events everywhere

src/ol/events/EventType.js

@@ -31,15 +31,6 @@ export default {
   KEYDOWN: 'keydown',
   KEYPRESS: 'keypress',
   LOAD: 'load',
-  MOUSEDOWN: 'mousedown',
-  MOUSEMOVE: 'mousemove',
-  MOUSEOUT: 'mouseout',
-  MOUSEUP: 'mouseup',
-  MOUSEWHEEL: 'mousewheel',
-  MSPOINTERDOWN: 'MSPointerDown',
   RESIZE: 'resize',
-  TOUCHSTART: 'touchstart',
-  TOUCHMOVE: 'touchmove',
-  TOUCHEND: 'touchend',
   WHEEL: 'wheel'
 };