Benno Fünfstück 785fbfac65 haskell: add nix-specific fixes for various packages in stackage"
This reverts commit fd0e0cdc761d1edb0f02b0f5d2d04f557d06711b.

http-streams test suite is no longer broken, but still needs to be
disabled due to cyclic dependencies (http-streams(test) -> snap ->
http-streams)
2017-02-19 11:34:21 +01:00
..
2017-02-14 22:50:29 +01:00