sub superflow

i/p: hash_ref 

Deal with macros
- save to superflow file:
- save to a *.config file 

DB:
  print("save_button,save,superflow, current widget is $name->{_current_widget}\n");
  print("2. current program name is $name->{_prog_name}\n");

sub flow

Deals with GUI-made flows
Save to a *.pl file