Try Xenial

Author: dadgar

.travis.yml

@@ -15,20 +15,20 @@ git:
 matrix:
   include:
     - os: linux
-      dist: trusty
+      dist: xenial
       sudo: required
     - os: linux
-      dist: trusty
+      dist: xenial
       sudo: false
       env: RUN_UI_TESTS=1 SKIP_NOMAD_TESTS=1
     - os: linux
-      dist: trusty
+      dist: xenial
       sudo: false
       env: RUN_STATIC_CHECKS=1 SKIP_NOMAD_TESTS=1
     - os: osx
       osx_image: xcode9.1
     - os: linux
-      dist: trusty
+      dist: xenial
       sudo: required
       env: RUN_E2E_TESTS=1 SKIP_NOMAD_TESTS=1
   allow_failures: