0d1e1b1810
This adds the containers.<name>.enableTun option allowing containers to access /dev/net/tun. This is required by openvpn, tinc, etc. in order to work properly inside containers. The new option builds on top of two generic options containers.<name>.additionalCapabilities and containers.<name>.allowedDevices which also can be used for example when adding support for FUSE later down the road.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at http://nixos.org/nixos and in the manual in doc/manual.