Some clean up, web version prepare

src/LocationEditor.cpp

@@ -12,7 +12,7 @@
 #include <cmath>
 #include <algorithm>
 
-namespace ZL
+namespace FRG
 {
     extern const char* CONST_ZIP_FILE;
 
@@ -535,4 +535,4 @@ namespace ZL
         saveJsonToFile(j, filename);
     }
 
-} // namespace ZL
+} // namespace FRG