Load Oar command updates

If filename is not provided, prompt for it
ParcelManagement updates

*Default land 'GodOwner' to RealEstateOwner rather than UUID.Zero
* IncomingLandDataFromOAR - when loading land data, verify that owner
(user/group) exists. If not, default to RealEstateOwner
Avatar archive processing update

Create required InventoryBase folder if not available
Permissions module console info update