rawgithub often blacklists three.js

the cloudflare cdn is more reliable even if it's always going to be out of date

http://rawgithub.com/stats.html#referrers
edited example path to be local, same as readme.me
Docs: Updated second build include instance.
Merge branch 'master' into dev
Merge branch 'dev' into blending-take2
Added an example to showcase skeletal animation blending.