Update travis config

Author: Elias Mulhall

.travis.yml

@@ -1,8 +1,4 @@
 language: node_js
-branches:
-  only:
-    - master
-    - /^greenkeeper/.*$/
 cache:
   yarn: true
   directories:
@@ -15,5 +11,3 @@ script:
   - npm run test:prod && npm run build
 after_success:
   - npm run report-coverage
-  - npm run deploy-docs
-  - npm run semantic-release