Added CubeTextureLoader.

src/loaders/CubeTextureLoader.js

@@ -0,0 +1,60 @@
+/**
+ * @author mrdoob / http://mrdoob.com/
+ */
+
+THREE.CubeTextureLoader = function ( manager ) {
+
+	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
+
+};
+
+THREE.CubeTextureLoader.prototype = {
+
+	constructor: THREE.CubeTextureLoader,
+
+	load: function ( urls, onLoad, onProgress, onError ) {
+
+		var texture = new THREE.CubeTexture( [] );
+
+		var loader = new THREE.ImageLoader();
+		loder.setCrossOrigin( this.crossOrigin );
+
+		var loaded = 0;
+
+		function loadTexture( i ) {
+
+			loader.load( urls[ i ], function ( image ) {
+
+				texture.images[ i ] = image;
+
+				loaded ++;
+
+				if ( loaded === 6 ) {
+
+					texture.needsUpdate = true;
+
+					if ( onLoad ) onLoad( texture );
+
+				}
+
+			}, undefined, onError );
+
+		}
+
+		for ( var i = 0; i < urls.length; ++ i ) {
+
+			loadTexture( i );
+
+		}
+
+		return texture;
+
+	},
+
+	setCrossOrigin: function ( value ) {
+
+		this.crossOrigin = value;
+
+	}
+
+};

utils/build/includes/common.json

@@ -65,6 +65,7 @@
 	"src/loaders/MaterialLoader.js",
 	"src/loaders/ObjectLoader.js",
 	"src/loaders/TextureLoader.js",
+	"src/loaders/CubeTextureLoader.js",	
 	"src/loaders/BinaryTextureLoader.js",
 	"src/loaders/CompressedTextureLoader.js",
 	"src/materials/Material.js",