Merge branch 'cs/add-resize-observer' of github.com:chrisshafer/scala-js-dom into cs/add-resize-observer

Author: chrisshafer

dom/src/main/scala/org/scalajs/dom/ResizeObserverEntry.scala

@@ -9,8 +9,8 @@ import scala.scalajs.js
 trait ResizeObserverEntry extends js.Object {
 
   /** A reference to the Element or SVGElement being observed */
-  def target: Node = js.native
-
+  def target: Element = js.native
+  
   /** An array containing objects with the new border box size of the observed element. The array is necessary to
     * support elements that have multiple fragments, which occur in multi-column scenarios.
     */

dom/src/main/scala/org/scalajs/dom/ResizeObserverOptions.scala

@@ -2,7 +2,6 @@ package org.scalajs.dom
 
 import scala.scalajs.js
 
-@js.native
 trait ResizeObserverOptions extends js.Object {
-  var box: js.UndefOr[ResizeObserverBoxOption] = js.native
+  var box: js.UndefOr[String] = js.undefined
 }