Merge "Move CloneableVD to common functions"

diff --cc cinder/volume/driver.py
Simple merge

diff --cc cinder/volume/drivers/glusterfs.py
Simple merge

diff --cc cinder/volume/drivers/ibm/storwize_svc/__init__.py
Simple merge

diff --cc cinder/volume/drivers/ibm/xiv_ds8k.py
Simple merge

diff --cc cinder/volume/drivers/rbd.py
Simple merge