Updated travis file

Author: TarikHuber

.travis.yml

@@ -2,18 +2,24 @@ sudo: false
 
 language: node_js
 node_js:
-  - 4
-
-cache:
-  directories:
-    - node_modules
+  - 6
 
 before_install:
   - npm install codecov.io coveralls
 
 after_success:
   - cat ./coverage/lcov.info | ./node_modules/codecov.io/bin/codecov.io.js
   - cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js
+  - npm run build
+  - nwb build-demo
+
+deploy:
+  provider: pages
+  skip_cleanup: true
+  github_token: $GITHUB_TOKEN
+  local_dir: demo/dist
+  on:
+    branch: master
 
 branches:
   only: