###### Motivation for this change Update to latest upstream version ###### Things done * [ ] Tested using sandboxing ([nix.useSandbox](http://nixos.org/nixos/manual/options.html#opt-nix.useSandbox) on NixOS, or option `sandbox` in [`nix.conf`](http://nixos.org/nix/manual/#sec-conf-file) on non-NixOS linux) * Built on platform(s) * [x] NixOS * [ ] macOS * [ ] other Linux distributions * [ ] Tested via one or more NixOS test(s) if existing and applicable for the change (look inside [nixos/tests](https://github.com/NixOS/nixpkgs/blob/master/nixos/tests)) * [ ] Tested compilation of all pkgs that depend on this change using `nix-shell -p nix-review --run "nix-review wip"` * [x] Tested execution of all binary files (usually in `./result/bin/`) * [ ] Determined the impact on package closure size (by running `nix path-info -S` before and after) * [ ] Ensured that relevant documentation is up to date * [x] Fits [CONTRIBUTING.md](https://github.com/NixOS/nixpkgs/blob/master/.github/CONTRIBUTING.md). ###### Notify maintainers cc @blitz @Ma27 @tfc @worldofpeace