Multi-cargo ships: Sprite group cargo thresholds refer to entire ship

docs/newgrf-additions.html

@@ -975,6 +975,7 @@
 	Additional ship parts may be refitted individually.
 	</p>
 	<p>This is indicated by the feature name: <font face="monospace">multi_part_ships</font>, version 1</p>
+	<p>From version 3 of the <font face="monospace">multi_part_ships</font> feature, Action 2 loadtypes/loadingtypes cargo thresholds refer to the entire ship, not just the first vehicle.</p>
 	<p><b>Callback EC008002 - Ship part name for refit window</b><br />
 	This callback is called on the primary vehicle to get the name of each part of the ship (e.g. the name of each cargo hold) in the refit window.<br />
 	This is not called for ships of only one part.<br />