Convert [Cinder]VolumeAttachment to new Schema format

blueprint property-schema-conversion

Change-Id: I93eeab88683d380c6dfe3433918792e328e71dd2
Convert AWS network resources to new Schema format

blueprint property-schema-conversion

Change-Id: I96f2b5b5c3529280ff420328115d7e1ec2592a0a
Merge "Convert [Cinder]VolumeAttachment to new Schema format"
Merge "Convert AWS network resources to new Schema format"