== Requirements

The following Haskell packages are required to build the program and
its documentation. Each of them may in turn have their own
dependencies; you should probably just use a package manager to
install them.

  * DocTest
      https://github.com/sol/doctest-haskell

  * hUnit
      http://hunit.sourceforge.net/

  * QuickCheck
      http://hackage.haskell.org/package/QuickCheck

  * Test Framework
      http://batterseapower.github.com/test-framework/

  * Test Framework DocTest
      http://hackage.haskell.org/package/test-framework-doctest

  * Test Framework hUnit
      http://hackage.haskell.org/package/test-framework-hunit

  * Test Framework QuickCheck 2
      http://hackage.haskell.org/package/test-framework-quickcheck2

  * HsColour
      http://www.cs.york.ac.uk/fp/darcs/hscolour/

  * Haddock
      http://www.haskell.org/haddock/