Add the Geant4 Monte Carlo radiation transport toolkit and its Python bindings.
update bud to 0.32.0 (WIP)
vtk: Update from 5.10.0 to 5.10.1
new 'gis' hierachy and initial saga expression
saga: Compiling with all dependencies
saga: adding me as maintainer
update google music-manager
Adds camlp4

Camlp4 is a software system for writing extensible parsers for
programming languages.

Camlp4 was part of the official OCaml distribution until its version
4.01.0.

Homepage: https://github.com/ocaml/camlp4
rJava: adding missing dependencies and JAVA-env-variables
Add package: snapper

Snapper is a tool for Linux filesystem snapshot management, developed for OpenSuSE.
Add python package: snapper-gui

Graphical frontend for snapper.
Not tested, yet.
update links
wineUnstable: Bump version to 1.7.27
nixos/install-grub: Don't run GrubFs(/nix/store) if copyKernels is true
Merge pull request #4229 from madjar/master

Fixes to the travis script
ledger: 3.0.2 -> 3.0.4
Allow ansible to install on darwin platforms

I am using this package on my Yosemite install of OS X and it works great. It also pretty closely follows the Homebrew recipe that most OS X users use, so I think we can open it up to other OS X users.
Update to latest ansible version
boost: Quick eval fix
Use Nix default version of boost library.