Remove the remote repository-access-through-zmq support
Modern methods such as the rqlcontroller cube + the cwclientlib library are the way forward.
Closes #2919297.
#! /bin/sh -e#if [ "$1" = remove -o "$1" = upgrade ]; then if which install-docs >/dev/null 2>&1; then install-docs -r cubicweb-doc fifi#DEBHELPER#exit 0