push to specific pages api branch

Author: Emily Toop

.travis.yml

@@ -28,8 +28,8 @@ jobs:
         github-token: $GITHUB_TOKEN  # Set in the settings page of your repository, as a secure variable
         keep-history: true
         local-dir: docs/apis/latest
-        on:
-          branch: master
+        target-branch: gh-pages-api-docs
+        verbose: true
 script:
   - cargo test --verbose --all
   - cargo test --features edn/serde_support --verbose --all