Travis fixes

.travis.yml

@@ -1,17 +1,3 @@
-language: haskell
-
-install:
-    - cabal update
-    - cabal install --force-reinstalls hspec cabal-meta cabal-src alex
-    - cabal-meta install --force-reinstalls
-
-script:
-    - echo Done
-    - cabal-meta install --enable-tests
-    - mega-sdist --test
-    - cabal install hspec cabal-meta cabal-src
-    - cabal-meta install --force-reinstalls
-
 # NB: don't set `language: haskell` here
 
 # The following enables several GHC versions to be tested; often it's enough to test only against the last release in a major GHC version. Feel free to omit lines listings versions you don't need/want testing for.
@@ -32,18 +18,8 @@ install:
  - cabal --version
  - echo "$(ghc --version) [$(ghc --print-project-git-commit-id 2> /dev/null || echo '?')]"
  - travis_retry cabal update
- - cabal install cabal-meta alex happy
+ - cabal install cabal-src cabal-meta alex happy
 
 # Here starts the actual work to be performed for the package under test; any command which exits with a non-zero exit code causes the build to fail.
 script:
  - cabal-meta install --only-dependencies --run-tests --enable-benchmarks --force-reinstalls
-
-# The following scriptlet checks that the resulting source distribution can be built & installed
- - export SRC_TGZ=$(cabal info . | awk '{print $2 ".tar.gz";exit}') ;
-   cd dist/;
-   if [ -f "$SRC_TGZ" ]; then
-      cabal install --force-reinstalls "$SRC_TGZ";
-   else
-      echo "expected '$SRC_TGZ' not found";
-      exit 1;
-   fi