Merge branch 't/auto-upd-kernel' into t/all
Merge branch 't/grsec-fix-build' into t/all

Conflicts:
	pkgs/top-level/all-packages.nix
Merge branch 't/grsec-module' into t/all
Merge branch 't/grsec-wip' into t/all
Merge branch 't/grsecurity' into t/all
Merge branch 't/inetutils' into t/all
Merge branch 't/ipmiutil' into t/all
Merge branch 't/kernel-override' into t/all
Merge branch 't/knetwalk' into t/all
Merge branch 't/nixops-unstable' into t/all
Merge branch 't/vimrc' into t/all
Merge branch 't/xfs' into t/all
Merge branch 't/zfs-import' into t/all
nixos/memtest: Allow user to specify memtest86 boot parameters
zfstools: Add new package

zfstools is an OpenSolaris-like and compatible auto snapshotting script
for ZFS, which also supports auto snapshotting mysql databases.
nixos: Add ZFS auto-snapshotting module