Added code climate badge to README
Added build status as well
Removed travis button because it's included in the other PR, and
reformatted
Merge branch 'develop' into feature/code-climate-badge

Conflicts:
	README.md
Merge branch 'develop' into feature/code-climate-badge

Conflicts:
	README.md
Merge pull request #14 from Yelp/feature/code-climate-badge

Added code climate badge to README