machine:
  node:
    version: 6.5.0

dependencies:
  pre:
    - npm prune
  post:
    - mkdir -p $CIRCLE_TEST_REPORTS/ava

machine:
  node:
    version: 6.6.0

dependencies:
  pre:
    - npm prune
  post:
    - mkdir -p $CIRCLE_TEST_REPORTS/ava

Test (CI) update node version
Test (CI) update node version
