DatabaseBob.py : method fails if model_id has the label '0'
Created by: tiagofrepereira2012
There is a flaw in the method
probe_file_sets in the script bellow.
Depending of the database the method will never return the correct probes if the model_id is actually
This test should be replaced by a wiser test
if model_id is not None:
A patch is on the way.