Do not pass reason parameter to ShareNotFound/ManilaException/
InvalidParameterValue/ShareGroupTypeNotFound/InvalidVolume, for
reason is not in the message format.
Change-Id: I4af25be0d5095c704b40fafbde3fafa298103596
Remove the experimental consistency group APIs and
replace them with the experimental Share Group APIs.
DocImpact
APIImpact
Partially-implements-blueprint: manila-share-groups
Change-Id: I79a80a62ae4e0015d6161edc2b93fd1f9ba69537