Travis: Enable container-based infrastructure

As announced in http://blog.travis-ci.com/2014-12-17-faster-builds-with-container-based-infrastructure/
Toxaris · Feb 7, 2015 · 4bd5c1b · 4bd5c1b
1 parent 6f2d007
commit 4bd5c1b
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -2,3 +2,4 @@ language: haskell
 ghc:
   - 7.6
   - 7.8
+sudo: false