add .travis.yml (#3)

.travis.yml

@@ -0,0 +1,22 @@
+language: node_js
+node_js:
+- "8"
+
+branches:
+  only:
+  - master
+
+before_script:
+- npm install
+
+script:
+- npm run build
+
+deploy:
+  provider: pages
+  skip-cleanup: true
+  github-token: $GITHUB_TOKEN 
+  keep-history: true
+  on:
+    tags: true
+  local_dir: www

README.md

@@ -1,4 +1,5 @@
 # Blockly for senseBox app
+[![Build Status](https://travis-ci.org/sensebox/blockly-app.svg?branch=master)](https://travis-ci.org/sensebox/blockly-app)
 
 Blockly for senseBox is a visual programming editor for the senseBox:edu on mobile.
 It is based on Google's [Blockly](https://developers.google.com/blockly/) and Carlos Pereira Atencio's [Ardublockly](https://github.com/carlosperate/ardublockly), which has been forked.