Add CodeClimate badge to README

MSP-11132
Add CodeClimate coverage for travis-ci

MSP-11132
Add Coveralls.io badge to README

MSP-11132
Coveralls

MSP-11132
Gemnasium badge for README

MSP-11132
Add rubygems badge

MSP-11132
Add Inch CI badge

MSP-11132
Add PullReview badge

MSP-11132
travis encrypt CODECLIMATE_REPO_TOKEN=.. --add

MSP-11132