To have backward compatibility with MV 3.53, we need to include
OS-SCH-HNT in the ``cinder list-extensions`` response.
Change-Id: I9da1af4ac6df1d033a9baaba77135b329c87e6f8
Closes-Bug: #1831623
This patch adds Tests for the following :
1) API versions
2) API extensions
Change-Id: Ieaa1e2768c091b93c7afcbf04ec4a181cb021ec5
Partially-Implements: blueprint generating-sample-files