Datax: Mcr::Sv(Man)#add()/ use post_upd_procs instead of save_procs for save;
Datax: Hex::Sv/ use Status@post_upd_procs instead of save_procs for add logging feature;
Datax/ remove unneeded save functions;
Datax: remove save_proc, unused save(no ext_file);
Datax: ext_http and ext_file includes initial loading;
Datax: remove load method from plain datax;
Datax: rename method from set_db to skeleton
Watch#ext_upd/ includes initial upd;
App/Frm::Rsp/ ext_rsp includes initial upd;