message: fix: restore cache if exact match
diff: @@ -86,6 +86,9 @@ jobs:
  <<: *test
  steps:
  - checkout
  + - restore_cache:
  + keys:
  + - v0-{{checksum ".circleci/config.yml"}}-{{checksum "yarn.lock"}}
  - run: yarn global add greenkeeper-lockfile@1
  - run: yarn add -D nyc@11 @anycli/nyc-config@0 mocha-junit-reporter@1 @commitlint/cli@6 @commitlint/config-conventional@6
  - save_cache:
  