New: keter, Yesod deployment manager.

Including the dependencies: unix-process-conduit and networkConduitTls.
nvidia_x11: update to short-lived, with security update
Merge pull request #442 from pSub/keter

New: keter, Yesod deployment manager.
postgresql: Update to latest versions

CVE-2013-1899, CVE-2013-1900, CVE-2013-1901.
haskell-cipher-aes: update to version 0.1.8
haskell-data-default: update to version 0.5.3
haskell-scotty: update to version 0.4.6
haskell-uuid: update to version 1.2.10
haskell-uuagc: update to version 0.9.42.3
pkgs/top-level/release-haskell.nix: build 'keter' in the default haskellPackages set
pkgs/top-level/release-haskell.nix: sort attributes alphabetically