added karma-runner for running unit test suite, added fps throttling and reworked the animitter object api
updated readme with features
integrated karma and mochaTest into grunt for running unit tests
renamed .travis.yml
installed grunt-cli locally, working on travis builds
updated readme
release v0.2.0
Merge branch 'refs/heads/develop'

Conflicts:
	Makefile
	animitter.js
	animitter.min.js
	lib/animitter.js
	tools/_pre.js
	tools/concat.js