.travis.yml in adminpanel-2.0.1 vs .travis.yml in adminpanel-2.1.0

- old
+ new

@@ -1,5 +1,8 @@
 language: ruby
+before_install:
+  - export DISPLAY=:99.0
+  - sh -e /etc/init.d/xvfb start
 rvm:
   - 2.1.1
 env:
   - RAILS=4.0.4
   - RAILS=4.1.0