Change ubuntu environment

https://dusted.codes/building-and-shipping-a-dotnet-core-application-with-docker-and-travisci
10 years ago · 0bff85743b
1 changed files with 2 additions and 0 deletions
--- a/.travis.yml
+++ b/.travis.yml
@ -1,4 +1,6 @@
 language: csharp
+sudo: required
+dist: trusty
 dotnet: 1.0.0-preview2-003121
 mono: none
 solution: ImageSharp.sln