Added npm version badge
Added grunt-release for auto pre-releasing after ci testing
Travis build test
Added env vars and publish script for npm publishing
Added notice to publish script if nothing is published
Changed dependency badge from david to gemnasium

[ci skip]
Moved badges into one line

Hopefully fixes readme on npmjs.org

[ci skip]
Merge branch 'master' of github.com:semfact/garret into releases

Conflicts:
	README.md
Merge branch 'master' of github.com:semfact/garret into releases

Conflicts:
	.travis.yml
	package.json
Merge pull request #43 from semfact/releases

Pre-Release automation with Travis