[devtools] bases for instrumenting / debugging standard propagation hooks
* a class that helps writing command to check propagation, detecting standard
errors and picture the propagation as a graph
* a class to instrument sets used to configure standard propagation hooks
closes #3171980
#! /bin/sh -e
#
if [ "$1" = remove -o "$1" = upgrade ]; then
if which install-docs >/dev/null 2>&1; then
install-docs -r cubicweb-doc
fi
fi
#DEBHELPER#
exit 0