Added coveralls post hook
Added coveralls gem
Removed cuveralls command from post call for circleci
Removed artifact for coverage in favor for coveralls service
Tweaked the spec_helper to sue coveralls formatter
Added coveralls badge to README file
Added blank line in README
Removed the wear! method call from coveralls
Tweaked spec_helper for coveralls config
Removed extra blank lines
Removed extra blank line
Merge pull request #4 from AxionTecnologia/coveralls-integration

Coveralls integration
Merge branch 'master' into code-refactor