Added forgotten ImmediateRenderObject.js

src/extras/objects/ImmediateRenderObject.js

@@ -0,0 +1,16 @@
+/**
+ * @author alteredq / http://alteredqualia.com/
+ */
+
+THREE.ImmediateRenderObject = function ( ) {
+
+	THREE.Object3D.call( this );
+
+	this.render = function( renderCallback ) {
+	};
+
+};
+
+THREE.ImmediateRenderObject.prototype = new THREE.Object3D();
+THREE.ImmediateRenderObject.prototype.constructor = THREE.ImmediateRenderObject;
+