Update org-mode from 8.2.6 to 8.2.7 and add myself as a maintainer.
Org-mode 8.2.7 depends on texlive-cm-super.
haskell-ghc-mod: update to version 4.1.0
haskell-ghc-mod: disable test suite to fix build with GHC 7.8.2

https://github.com/kazu-yamamoto/ghc-mod/issues/242
haskell-ghc-mod: make sure GHC <7.8 and >7.8 pick the same datadir install path
haskell-ghc-mod: re-generate with cabal2nix
haskell-ghc-mod: wrap the newly added ghc-modi executable

Cherry-picked from <https://github.com/NixOS/nixpkgs/pull/2490>.
haskell-ghc-mod: revert "wrap the newly added ghc-modi executable"

This reverts commit eba689ad05145a84e088bfe52543453ad60d657e. ghc-modi
stopped working for me after this change.

https://github.com/NixOS/nixpkgs/pull/2490
haskell-ghc-mod: update to version 4.1.1
haskell-ghc-mod: 4.1.1 -> 4.1.2
haskell-ghc-mod: update to version 4.1.3