first draft grunt builds
revert old build file
Reshuffle hero spot examples
livereload in most webpages
change paths in examples
Merge branch 'V3.1' of https://github.com/xeolabs/scenejs into gh-pages

Conflicts:
	index.html
bunch of example cleanups
whoops
more attractive HTML generation for examples
start using bower to manage website deps
new examples directory
bump version