machine:
  environment:
    npm_config_progress: 'false'
test:
  override:
    - nvm use 4 && npm test
    - nvm use 6 && COVERALLS=1 npm test
machine:
  environment:
    npm_config_progress: 'false'
test:
  override:
    - nvm use 4 && npm test
    - nvm use 6 && npm test

Disable Coveralls until we actually have some tests
Disable Coveralls until we actually have some tests
