Some clean up, web version prepare

src/LocationEditor.h

@@ -7,7 +7,7 @@
 #include "items/GameObjectLoader.h"
 #include <Eigen/Dense>
 
-namespace ZL {
+namespace FRG {
 
 class Location;  // forward declaration — LocationEditor.cpp includes Location.h
 
@@ -67,4 +67,4 @@ private:
     Location& loc;
 };
 
-} // namespace ZL
+} // namespace FRG