[JS] Add common APIs for compatibility with web engine

cocos/scripting/js-bindings/script/jsb_boot.js

@@ -786,6 +786,7 @@ cc.view.setDesignResolutionSize = function(width,height,resolutionPolicy){
     cc.winSize = cc.director.getWinSize();
     cc.visibleRect.init();
 };
+cc.view.setRealPixelResolution = cc.view.setDesignResolutionSize;
 cc.view.setResolutionPolicy = function(resolutionPolicy){
     var size = cc.view.getDesignResolutionSize();
     cc.view.setDesignResolutionSize(size.width,size.height,resolutionPolicy);
@@ -816,6 +817,10 @@ cc.audioEngine.end = function(){
     this.stopMusic();
     this.stopAllEffects();
 };
+cc.audioEngine.features = {
+    MULTI_CHANNEL: true, 
+    AUTOPLAY: true
+};
 /**
  * @type {Object}
  * @name cc.configuration
@@ -1365,8 +1370,18 @@ cc._initSys = function(config, CONFIG_KEY){
         }
     })();
 
+    /**
+     * Indicate the real pixel resolution of the whole game window
+     * @memberof cc.sys
+     * @name windowPixelResolution
+     * @type {Number}
+     */
+    locSys.windowPixelResolution = cc.view.getFrameSize();
+
     /** The type of browser */
-    locSys.browserType = null;//null in jsb
+    locSys.browserType = null; //null in jsb
+    /** The version of browser */
+    locSys.browserVersion = null; //null in jsb
 
     capabilities = locSys.capabilities = {"opengl":true};
     if( locSys.isMobile ) {

web

@@ -1 +1 @@
-Subproject commit 31263de3f661cdf42760884f162c56af0824ed0d
+Subproject commit cd805fd64c7f27afdc3783274fa58fec92c6913e