[breadcrumbs] keep proper breadcrumbs when creating an entity linked to another by inspecting __linkto (closes #1947476)
#! /bin/sh -e#if [ "$1" = configure ]; then if which install-docs >/dev/null 2>&1; then install-docs -i /usr/share/doc-base/cubicweb-doc fifi#DEBHELPER#exit 0