Capsule now can support attach volume when created.
Also modify the template for the format of volume in
capsule.
User can either create a new volume when launch
the capsule by specify the volume size, or use the existed
available volumes by set the volumeID in the template.
Now the volume could not support multiple attach to
serveral container, just support:
1. one volume attach to one container
2. Several volumes attach to one container
Part of blueprint introduce-compose
Change-Id: I2e2afba94cb83e6e7924366cbd8135fe6d6eea16
Signed-off-by: Kevin Zhao <kevin.zhao@arm.com>
1325606d45