Add Elm and elm-server
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
fix pangomm build: use cairo 1.12.2
numpy: fix build on darwin

* remove unnecessary gcc flag
perlPackages.AnyEvent: new expression
perlPackages.DBIxSimple: new expression
perlPackages.LogContextual & dependencies: new expressions
perlPackages.NetRabbitFoot & dependencies: new expressions
Merge pull request #765 from errge/master

Use fetchgit for vanitygen instead of fetchurl, github changed something
Merge pull request #764 from ocharles/perl-packages

Perl packages
apache-httpd: Update to 2.2.25

CVE-2013-1896, CVE-2013-1862.
haskell-MonadRandom: update to version 0.1.10
haskell-active: update to version 0.1.0.6
haskell-dimensional-tf: update to version 0.2
haskell-dimensional: update to version 0.12.1
haskell-numtype-tf: update to version 0.1.1
haskell-numtype: update to version 1.0.1
haskell-semigroupoids: update to version 3.1
haskell-hlint: update to version 1.8.48