Add a hack to support attaching disk to existing zpool.
make middleware init() accept *args and **kwargs for future purposes
destroy vlan interface on VLAN delete
fix typo
fix swapoff while unlabelling
fix zfs detach disk
Remove sleep statements from AD code, moved to rc.d scripts as necessary.
support to replace graid3 disks
initial support for gmirror disk replacement
Use gpart destroy -F here instead of removing individual partitions.