Try running tests on headless chromium

mpalourdio · mpalourdio · commit a3ce7cea561e · 2017-07-19T22:46:51.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,3 +1,5 @@
 language: node_js
 node_js:
   - 6.10.1
+before_install
+  - sudo apt-get install -y chromium-browser
