Run Travis build in Trusty

Antonio Alonso Dominguez · Antonio Alonso Dominguez · commit 31895c52f85a · 2017-07-17T23:58:07.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -2,6 +2,8 @@ language: scala
 
 sudo: required
 
+dist: trusty
+
 addons:
   apt:
     packages:
