add slots to example file list.
add slots to example file list.

bhouston/three.js,bhouston/three.js,Jozain/three.js,bhouston/three.js,Jozain/three.js,bhouston/three.js,Jozain/three.js,bhouston/three.js,Jozain/three.js,Jozain/three.js,bhouston/three.js,Jozain/three.js