Added world redeploy from json archive.
Added server restart commands - restart
will begin a restart process that you can cancel with cancel-shutdown.
Added unit tests for each redeployment type and commented out the dev specific unit tests (un-comment a unit test, too utilize).
Updated world redeployment - enhanced the world database redeployment functionality, too support the new json data format.
Added stub for downloading a resource (json) from a website.