[transactions] cleanup after the dbapi removal * end req vs cnx dichotomy * Transaction takes a cnx at __init__ time * a couple of super calls are fixed Related to #3933480.

#! /bin/sh -e
 
case "$1" in
    purge)
	rm -rf /etc/cubicweb.d/
	rm -rf /var/log/cubicweb/
	rm -rf /var/lib/cubicweb/
    ;;
esac
 
#DEBHELPER#
 
exit 0