[ci] use a container-based build environment again

Since we don't use docker anymore, let's try to use a container-based build environment again
2017-07-25 21:33:48 +02:00
parent 0a4d212438
commit 1211a6f93a
1 changed files with 2 additions and 3 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -1,6 +1,5 @@
-sudo: required
+dist: trusty
-services:
+sudo: false
  - docker
 addons:
  apt:
    packages: