Transfer an application to another organization

Moves the application under the organization addressed by code in the same project (the administration project: its own organizations first, then a code only one project uses); the consumers it owns (with their api clients, legacy access rows and tokens) and its subscriptions follow, and its api clients are re-pushed. Refused with 409 for an application being deleted or archived, a target that is the current organization or has been merged away, and while a delete of the application or of either organization is in flight.