empty now), do more of bashrc.sh declaratively, and moved nsswitch
generation to modules/config/nsswitch.nix.
svn path=/nixos/branches/modular-nixos/; revision=15754
Currently, the solution is a bit hackish since running applications
will not work after a `nixos-rebuild' because `libnss_mdns' is not
in their `LD_LIBRARY_PATH'.
svn path=/nixos/trunk/; revision=11162