Moving Barclamp specific docs from general Wiki into respective Barclamp doc directory [8/8]

This pull request moves Barclamp specific documentation from the general Crowbar Wiki to each Barclamp's specific doc.


 .../openstack/Nova-dashboard-barclamp.creole       |   46 +++++++++++
 doc/barclamps/openstack/Nova-volume-tips.md        |   85 ++++++++++++++++++++
 doc/barclamps/openstack/nova.md                    |    5 --
 3 files changed, 131 insertions(+), 5 deletions(-)

Crowbar-Pull-ID: a11c5f6a401c4ce6f1ef707ae2301fb7c46e1d5e

Crowbar-Release: development