Travis GitHub release

.travis.yml

language: node_js
node_js:
  - "8.11"
install:
  - npm install
cache:
  directories:
  - node_modules
script:
  - npm test
notifications:
  email:
    on_pull_requests: false
    on_success: change
    on_failure: change
deploy:
  provider: releases
  api_key: "$GITHUB_AUTH_TOKEN"
  file_glob: true
  file: "dist/*"
  overwrite: true
  skip_cleanup: true
  on:
    tags: true
    branch: master