Disabled mappings for R77 port for upcoming beta test.

More work needs to be done in the core before this can be activated.

src/unix/r77/SettingsR77.cxx

@@ -88,8 +88,8 @@ bool SettingsR77::saveConfigFile(const string& cfgfile) const
 
   out << "fullscreen = " << getString("fullscreen") << endl;
   out << "lastrom = " << getString("lastrom") << endl;
-  out << "keymap = " << getString("keymap") << endl;
-  out << "joymap = " << getString("joymap") << endl;
+//   out << "keymap = " << getString("keymap") << endl;
+//   out << "joymap = " << getString("joymap") << endl;
 
   out.flush();
   out.close();