Tiny changes.
Merge branch 'master' of https://github.com/MaartenFaddegon/hat
Changed the case of a number of modules in hat.cabal.
Added Hat/*.h to extra source files so that they are included in distribution.
Bumped up cabal version. This one includes Hat/*.h file.
Relaxed version of base to compile with ghc 7.6
Changed haskeline version for ghc 7.6.
Changed version dependencies for ghc 7.6.
Still further version changes for ghc 7.6.
Change because in ghc 7.6 Prelude doesn't contain 'catch'
Changed catch for ghc 7.6.
Further correction of catch for ghc 7.6.
Remove function in Directory to work with both ghc 7.4 and ghc 7.6.
Added missing dependency, thus missing in distribution.
Further fixes for GHC 7.6
Merge pull request #3 from jwiegley/master

More fixes for GHC 7.6 From John Wiegley.
Small changes to ensure compilation with ghc 7.4 also works.
small change to ensure compilation with ghc 7.8 also works