Revert "Starting the work of moving orchestration pieces to engine"

This reverts commit 7a2aaf96fd12842f24730c4c515400b5cc7a780e.
CLOUDSTACK-4053: Removal of AddSwiftCmd and ListSwiftsCmd APIs broke api
back compatibility.
CLOUDSTACK-3647: Remove duplicate row
Reviewed-by: Alena Prokharchyk
Added 1.7 as the version for antrun
Automation: BVT: Fix test_guest_vlan_range.py due to updated API
CLOUDSTACK-3861 and CLOUDSTACK-3862: Deprecate old S3/Swift classes.
CLOUDSTACK-4040: [Object_store_refactor] System VMs are not spinning up
if S3 storage configuration is not part of zone creation wizard.