Merge pull request #88 from antiboredom/master

Fixes setup and draw in examples.
update ex
update site"
update site
fixing draw was running before setup with async
fixing typo
adding license
adding license
fixing hue and brightness closes #89
Update README.md
Update README.md
adding img
Delete dom_0.png
Update extensions.md
Update extensions.md
updating
upd
adding grunt-mocha
adding mocha test framework
adding pvector tests