vault: copy arguments of client commands from server counterparts
Copy arguments of vault_{add,mod,archive,retrieve} from
vault_{add,mod,archive,retrieve}_internal.
Also add missing LDAPCreate arguments to vault_add_internal.
This will make it possible to move the commands to ipaclient.
https://fedorahosted.org/freeipa/ticket/4739
Reviewed-By: David Kupka <dkupka@redhat.com>