Remove unused code

lib/rmg/Zone.cpp

@@ -93,11 +93,6 @@ rmg::Area & Zone::areaUsed()
 	return dAreaUsed;
 }
 
-std::vector<int3> Zone::getPossibleQuestArtifactPos() const
-{
-	return possibleQuestArtifactPos;
-}
-
 void Zone::clearTiles()
 {
 	dArea.clear();

lib/rmg/Zone.h

@@ -50,8 +50,6 @@ public:
 	rmg::Area & freePaths();
 	rmg::Area & areaUsed();
 
-	std::vector<int3> getPossibleQuestArtifactPos() const;
-	
 	void initFreeTiles();
 	void clearTiles();
 	void fractalize();