RFT: ZFS MFC

[Kip Macy]

I've MFC'd ZFS v13 to RELENG_7 in a work branch. Please test if you can.

http://svn.freebsd.org/base/user/kmacy/ZFS_MFC/

The standard disclaimers apply. This has only been lightly tested in a
VM. Please do not use it with data you care about at this time.


Thanks,
Kip

-- 
When bad men combine, the good must associate; else they will fall one
by one, an unpitied sacrifice in a contemptible struggle.

    Edmund Burke