Group nearly done. Sprite.anchor appears to be broken though, must fix.

src/gameobjects/GameObjectFactory.js

@@ -26,7 +26,7 @@ Phaser.GameObjectFactory.prototype = {
     },
 
     /**
-    * Create a new Sprite with specific position and sprite sheet key.
+    * Create a new Sprite with specific position and sprite sheet key that will automatically be added as a child of the given parent.
     *
     * @param x {number} X position of the new sprite.
     * @param y {number} Y position of the new sprite.
@@ -55,6 +55,12 @@ Phaser.GameObjectFactory.prototype = {
 
     },
 
+    group: function (parent, name) {
+
+        return new Phaser.Group(this.game, parent, name);
+
+    },
+
     audio: function (key, volume, loop) {
 
         return this.game.sound.add(key, volume, loop);