* Starting the materials refactoring (testing branching too)

src/materials/ParticleBasicMaterial.js

@@ -0,0 +1,16 @@
+/**
+ * @author mr.doob / http://mrdoob.com/
+ */
+
+THREE.ParticleBitmapMaterial = function ( bitmap ) {
+
+	this.bitmap = bitmap;
+	this.offset = new THREE.Vector2();
+
+	this.toString = function () {
+
+		return 'THREE.ParticleBitmapMaterial ( bitmap: ' + this.bitmap + ' )';
+
+	};
+
+};