- pact.RecordSaved/RecordDeleted/RecordChange, fired as pointers after commit
- pact.ContentDescriptor and request/result types; MenuItemType.Content
- AdminFormSave.Changes carries the owner's changes to extension Save
- cabana.EmitRecordSaved/EmitRecordDeleted; admin save snapshots columns and
translated values and fires RecordSaved through lagoon.AfterCommit
- signpost validates Content and gains ContentTypes, ContentTypeForModel, Describe