K 10
svn:author
V 3
avg
K 8
svn:date
V 27
2011-09-13T14:01:35.116444Z
K 7
svn:log
V 394
zfstest: cleanup the code, improve functionality and diagnostics

The utility is not connected to the build, so it should be safe
to update it.
To do: move the utility to tools/.
Some code is provided by Peter Jeremy <peterjeremy@acm.org>

Tested by:	Sebastian Chmielewski <chmielsster@gmail.com>,
		Peter Jeremy <peterjeremy@acm.org> (earlier versions)
Approved by:	re (kib)
MFC after:	4 days

END