Jukebox improvements (#4537)

* Add jukebox block handler

Co-authored-by: peterbell10 <peterbell10@live.co.uk>

src/BlockEntities/JukeboxEntity.h

@@ -46,6 +46,7 @@ public:  // tolua_export
 	// tolua_end
 
 	// cBlockEntity overrides:
+	virtual void Destroy(void) override;
 	virtual void CopyFrom(const cBlockEntity & a_Src) override;
 	virtual bool UsedBy(cPlayer * a_Player) override;
 	virtual void SendTo(cClientHandle &) override {}