travis: disable deploy with gh-pages

Author: dyuliu

.travis.yml

@@ -38,15 +38,15 @@ after_script:
   - npm install -g lcov-result-merger@~1.2.0
   - lcov-result-merger 'client/coverage/**/lcov.info' | client/node_modules/coveralls/bin/coveralls.js
 
-deploy:
-  # Automatically build and deploy documentation to GitHub Pages
-  - provider: pages
-    skip-cleanup: true
-    github-token: "$GITHUB_TOKEN"
-    keep-history: true
-    local-dir: docs/_build/html
-    target-branch: gh-pages
-    on:
-      branch: master
-      python: 3.6
-      condition: $NODE = 10.15.0
+# deploy:
+#   # Automatically build and deploy documentation to GitHub Pages
+#   - provider: pages
+#     skip-cleanup: true
+#     github-token: "$GITHUB_TOKEN"
+#     keep-history: true
+#     local-dir: docs/_build/html
+#     target-branch: gh-pages
+#     on:
+#       branch: master
+#       python: 3.6
+#       condition: $NODE = 10.15.0