Remove deploy section

Only the master branch should be deployed to github pages.

Author: rhaschke

.travis.yml

@@ -45,20 +45,3 @@ script:
   # Run HTML tests on generated build output to check for 404 errors, etc
   - htmlproofer ./build --only-4xx --check-html --file-ignore ./build/html/genindex.html,./build/html/search.html,./build/html/index-msg.html --alt-ignore '/.*/' --url-ignore '#'
 
-# after_success and deploy are skipped if build is broken
-after_success:
-  # Tell GitHub Pages not to bypass Jekyll processing
-  - touch build/html/.nojekyll
-
-deploy:
-  # Deploy to gh-pages branch
-  provider: pages
-  # Don't delete built files
-  skip-cleanup: true
-  # Add to Environment Variables section of Travis CI repository settings page
-  github-token: $GITHUB_TOKEN
-  # Only copy build output directory to gh-pages
-  local_dir: build/html
-  on:
-    # Source branch
-    branch: melodic-devel