Minor man/doc improvements related to blockpull.

Sebastian Mitterle (3):
  Improve blockpull man entry
  Improve Disk image chains documentation
  Add version info on domaincaps doc

 docs/formatdomaincaps.html.in |  3 ++-
 docs/kbase/backing_chains.rst | 36 +++++++++++++++++------------------
 docs/manpages/virsh.rst       | 19 ++++++++++++------
 3 files changed, 33 insertions(+), 25 deletions(-)

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2.25.2