Initial NPC script and gating

- TEMP: Adds guilds gating.
- FV Guild Master script added which will toggle the guild UI.

dScripts/ai/FV/FvGuildCreate.h

@@ -0,0 +1,7 @@
+#pragma once
+#include "CppScripts.h"
+
+class FvGuildCreate : public CppScripts::Script {
+public:
+	void OnUse(Entity* self, Entity* user) override;
+};