Add support for the same shop to belong to multiple npcs.
Add support for the same shop to belong to multiple npcs.

SJ19/apollo,ryleykimmel/apollo,apollo-rsps/apollo,LegendSky/apollo,ryleykimmel/apollo,LegendSky/apollo,apollo-rsps/apollo,Major-/apollo,apollo-rsps/apollo,garyttierney/apollo,garyttierney/apollo,SJ19/apollo,Major-/apollo