Renewal date as a human-readable string. (Convenience for display;
subject to change, so best not to parse for the date.)
+=item pkgnum
+
+Package that will be renewed.
+
+=item expire_date
+
+Expiration date of the package that will be renewed.
+
+=item expire_date_pretty
+
+Expiration date of the package that will be renewed, as a human-readable
+string. (Convenience for display; subject to change, so best not to parse for
+the date.)
+
=back
=item order_renew