Test with GHC 7.8.1 on Travis CI, too.

svenpanne · svenpanne · commit c276fc2040d7 · 2014-02-04T09:25:04.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -3,6 +3,7 @@ env:
  - GHCVER=7.2.2
  - GHCVER=7.4.2
  - GHCVER=7.6.3
+ - GHCVER=7.8.1
  - GHCVER=head
 
 before_install:
