Use packages from Hackage only.

svenpanne · svenpanne · commit 8f392adf9487 · 2016-01-21T08:00:21.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -48,13 +48,7 @@ before_script:
  - cabal update
  - ghc --version
  - ghc-pkg list
- - pushd ..
- - git clone --depth=100 --quiet https://github.com/haskell-opengl/OpenGLRaw.git
- - cd OpenGLRaw
- - cabal install --enable-documentation
- - popd
- - ghc-pkg list
-
+ 
 script:
  - cabal install --enable-documentation
  - cabal sdist
