haskell-failure: jailbreak to fix build with transformers 0.4.x
* haskell-blaze-builder-enumerator: jailbreak to fix build with transformers 0.4.x
haskell-utf8-string: patch to fix build with GHC 6.12.x

https://github.com/glguy/utf8-string/issues/9
haskell-cabal-dev: remove obsolete package

All cabal-dev functionality has been merged into cabal-install.
haskell-data-accessor: jailbreak to fix build with transformers 0.4.x
haskell-arithmoi: jailbreak to fix build with transformers 0.4.x
haskell-persistent-template: jailbreak to fix build with transformers 0.4.x
haskell-shelly: move version override to haskell-defaults.nix
haskell-multiplate: jailbreak to fix build with transformers 0.4.x
haskell-system-filepath: require at least Cabal 1.8 to build
haskell-tabular: jailbreak to fix build with transformers 0.4.x
Stick to transformers 0.3.x everywhere; the new versions breaks just about every other package that we have.
haskell-BlogLiterately: update to version 0.7.1.7
haskell-adjunctions: update to version 4.1.0.1
haskell-conduit: update to version 1.1.5
haskell-io-streams: update to version 1.1.4.6
haskell-linear: update to version 1.10.1.2
haskell-pgm: update to version 0.1.4
haskell-shake: update to version 0.13.1
haskell-vinyl: update to version 0.4.1