Expose the capabilities VDI_SNAPSHOT and VDI_CLONE
Expose the capabilities VDI_SNAPSHOT and VDI_CLONE

Signed-off-by: David Scott <63c9eb0ea83039690fefa11afe17873ba8278a56@eu.citrix.com>

xapi-project/ffs,djs55/ffs,franciozzy/ffs,robertbreker/ffs