Revert "Depend on vCloud Core 0.6.0"
Revert "Depend on vCloud Core 0.6.0"

This reverts commit fdb1e3c4aeeef08855ee8e238204c91bc03cd30f.

This was accidentally pushed to master.

gds-operations/vcloud-tools-tester,gds-operations/vcloud-tools-tester