feat(getContent): update Travis, trigger semantic-release

Update Travis to do semantic-release.

Trigger a semantic-release minor version bump by using the
'feat' commit message, for the previous PR.

Author: aronhelser

.travis.yml

@@ -15,3 +15,10 @@ install:
 
 script:
   - npm run build
+
+after_success:
+  - npm run semantic-release
+
+branches:
+  except:
+    - "/^v\\d+\\.\\d+\\.\\d+$/"