minor, initial import of dzone files

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
minor, actually do what dzone(1) claims to do

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
doc, build man page for dzone tool

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
doc, build info page for dzone tool

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
test, provide regression tests for dzone(1) tool

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
doc, provide examples for dzone(1) man page

Signed-off-by: Sebastian Freundt <freundt@ga-group.nl>
Merge branch 'tool/dzone'

* tool/dzone:
  doc, provide examples for dzone(1) man page
  test, provide regression tests for dzone(1) tool
  doc, build info page for dzone tool
  doc, build man page for dzone tool
  minor, actually do what dzone(1) claims to do
  minor, initial import of dzone files