sub binding_index_aref

Mark the index of the parameter value,
visible in the GUI, that is bound to MB3.

sub get_binding_index_aref

sub get_max_index

sub file_dialog_type_aref

ALl cases look for a directory path

sub get_file_dialog_type_aref

sub flow_type_aref

sub get_flow_type_aref

sub get_binding_length

sub variables

return a hash array 
with definitions