touchMove must receive an integer; fixed moveToObject to round locati…

…ons to an integer before attempting pass to touchMove

lib/commands/moveToObject.js

@@ -47,7 +47,7 @@ let moveToObject = function (selector, xoffset, yoffset) {
                 y = res.location.value.y + yoffset
             }
 
-            return this.touchMove(x, y)
+            return this.touchMove(Math.round(x), Math.round(y))
         })
     }