use dist: trusty, to keep hhvm

ElectricMaxxx · ElectricMaxxx · commit b1dee3478b26 · 2017-06-28T23:15:06.000+02:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,5 +1,6 @@
 language: php
 
+dist: trusty
 php:
   - 5.6
   - 7.0

-Original file line number
+Diff line change
@@ @@ -1,5 +1,6 @@ @@
 language: php
 +dist: trusty
 php:
   - 5.6
   - 7.0