Add Elm and elm-server
wicd: fix copying dhclient's config to it's initial location
pciutils: update

This breaks udev145 due to enabling compression again,
but I rather think we should remove udev145 (not used anywhere).
usbutils: update 006 -> 007
diffuse: new package, close #731.

Diffuse is a graphical diff and merge tool.
http://diffuse.sourceforge.net/
Add mongoose-schema-extend, passport-http, timezone, libyaml and i18next nodejs packages
Merge branch 'master' of github.com:NixOS/nixpkgs
git: update to version 1.8.3.2
haskell-attoparsec-conduit: update to version 1.0.1.1
haskell-conduit: update to version 1.0.7.1
haskell-data-binary-ieee754: update to version 0.4.4
haskell-filesystem-conduit: update to version 1.0.0.1
haskell-hmatrix: update to version 0.15.0.0
haskell-network-conduit-tls: update to version 1.0.0.3
haskell-oeis: update to version 0.3.5
haskell-persistent: update to version 1.2.1.1
haskell-threadmanager: update to version 0.1.7
haskell-yesod-auth: update to version 1.2.0.2
haskell-yesod-platform: update to version 1.2.2
pythonPackages: Add a callPackage attribute.

This is to allow for easy overriding using <some_pkg>.override <overrides> and
might be used by other python modules not directly in pythonPackages.

Signed-off-by: aszlig <aszlig@redmoonstudios.org>