cubicweb-worker #2279163 entity.py is not reload safe [resolved]

au load of reload but (refrence turning to None) happen un debug mode. Moving offending code in a not automatically reloaded file would help.

priorityimportant
typebug
done in1.1.0
load left0.000
closed by#f13db6c29c53 utils: move all utility function in utils and create an holding class. (closes #2279163)