openstack: deadcode: remove never used constants
openstack: deadcode: remove never used constants

Remove constants from the openstack compute API for functionality in the
openstack API that ciao has never implemented.

Signed-off-by: Rob Bradford <c49e1dc14cd52e2644816db47123896e0ac79025@intel.com>

kaccardi/ciao,tpepper/ciao,mcastelino/ciao,01org/ciao,markdryan/ciao,rbradford/ciao,mcastelino/ciao,tpepper/ciao,markdryan/ciao,01org/ciao,kaccardi/ciao,mcastelino/ciao,ciao-project/ciao,ciao-project/ciao,rbradford/ciao,tpepper/ciao