pyramid-cubicweb #11689093 in cw-twisted we have a full traceback in the error view [validation pending]

we should have it also in pyramid-cw

prioritynormal
typebug
done in0.6.0
load left0.000
closed by#259fa3391c7b keep track of all traceback in error handling, not just the exception message (closes #11689093)
patchkeep track of all traceback in error handling, not just the exception message (closes #11689093) [applied]