[Pathing] Improvements to roambox logic, pathing (#3502)

* [Roambox] Improvements to roambox logic

* Update npc.cpp

* Update npc.cpp

* More pathing fixes

zone/npc.h

@@ -541,6 +541,8 @@ public:
 
 	static LootDropEntries_Struct NewLootDropEntry();
 
+	bool CanPathTo(float x, float y, float z);
+
 protected:
 
 	void HandleRoambox();