Added some missing dom methods and properties

jso/apis/src/main/java/org/teavm/jso/dom/events/MouseEvent.java

@@ -41,6 +41,24 @@ public interface MouseEvent extends Event {
     @JSProperty
     int getClientY();
 
+    @JSProperty
+    int getPageX();
+
+    @JSProperty
+    int getPageY();
+
+    @JSProperty
+    int getOffsetX();
+
+    @JSProperty
+    int getOffsetY();
+
+    @JSProperty
+    int getX();
+
+    @JSProperty
+    int getY();
+
     @JSProperty
     boolean getCtrlKey();
 

jso/apis/src/main/java/org/teavm/jso/dom/html/HTMLElement.java

@@ -120,6 +120,21 @@ public interface HTMLElement extends Element, ElementCSSInlineStyle, EventTarget
     @JSProperty
     void setClassName(String className);
 
+    @JSProperty
+    HTMLElement getOffsetParent();
+
+    @JSProperty
+    int getOffsetTop();
+
+    @JSProperty
+    int getOffsetLeft();
+
+    @JSProperty
+    int getOffsetWidth();
+
+    @JSProperty
+    int getOffsetHeight();
+
     default HTMLElement withAttr(String name, String value) {
         setAttribute(name, value);
         return this;

jso/apis/src/main/java/org/teavm/jso/dom/xml/DOMTokenList.java

@@ -0,0 +1,31 @@
+/*
+ *  Copyright 2017 Colin Alworth.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.teavm.jso.dom.xml;
+
+import org.teavm.jso.core.JSArrayReader;
+import org.teavm.jso.core.JSString;
+
+public interface DOMTokenList extends JSArrayReader<JSString> {
+    boolean contains(String token);
+
+    void add(String... tokens);
+
+    void remove(String... tokens);
+
+    boolean toggle(String token);
+
+    boolean toggle(String token, boolean force);
+}

jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java

@@ -15,6 +15,8 @@
  */
 package org.teavm.jso.dom.xml;
 
+import org.teavm.jso.JSProperty;
+
 public interface Element extends Node {
     String getTagName();
 
@@ -47,4 +49,11 @@ public interface Element extends Node {
     boolean hasAttribute(String name);
 
     boolean hasAttributeNS(String namespaceURI, String localName);
+
+    Element querySelector(String selectors);
+
+    NodeList<Element> querySelectorAll(String selectors);
+
+    @JSProperty
+    DOMTokenList getClassList();
 }