switch to trusty instead of precise

kewde · web-flow · commit f46fef5810be · 2018-05-23T18:26:36.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -2,7 +2,7 @@ sudo: false
 
 language: generic
 
-dist: precise
+dist: trusty
 
 git:
   depth: 10
