Revert "Remove adding implicit tags in DB schema so that management server starts, original commit 39fe766c2b6fb6edd4c1 needs review"

This reverts commit 597d3d70371f71765d1db8292b298b91acb15417.
Revert "CLOUDSTACK-6650: Reorder Cluster list in deployment planner to protect"

This reverts commit 39fe766c2b6fb6edd4c1bf828625b29d9bb87719.