More clean up

examples/webgl_buffergeometry_compression.html

@@ -50,7 +50,6 @@
 				'wireframe': false,
 				'texture': false,
 				'detail': 4,
-				'rotationSpeed': 0.1,
 
 				'QuantizePosEncoding': false,
 				'NormEncodingMethods': 'None', // for normal encodings
@@ -101,6 +100,8 @@
 				controls.enableZoom = false;
 
 				//
+				
+				scene.add( new THREE.AmbientLight( 0xffffff, 0.1 ) );
 
 				lights[ 0 ] = new THREE.DirectionalLight( 0xffffff, 0.7 );
 				lights[ 1 ] = new THREE.DirectionalLight( 0xffffff, 0.7 );
@@ -171,7 +172,6 @@
 				folder.add( data, 'wireframe', false ).onChange( updateLineSegments );
 				folder.add( data, 'texture', false ).onChange( generateGeometry );
 				folder.add( data, 'detail', 1, 8, 1 ).onChange( generateGeometry );
-				folder.add( data, 'rotationSpeed', 0, 0.5, 0.1 );
 				folder.open();
 
 				folder = gui.addFolder( 'Position Compression' );