rename db key/ ldb[:app] -> :adb;
rename db key ldb[:frm] -> :fdb;
correct ldb.xml for app,frm -> adb,fdb;
debug: correct ldb.xsd verification error;
rename cfg key ('frm' -> :frm_list, 'app' -> :app_list);
rename applist key in mcr/ :app -> :app_list;
Layer/ distinct cfg key for list and layer name;
Config/ add to_s;