[service-api] Add unified service API on `_cw` attribute
This will allow writting generic entity code that could run on both client and
repo side.
This addition have been discussed with Sylvain Sylvain Thenault.
#! /bin/sh -e
case "$1" in
remove)
if [ -x "/etc/init.d/cubicweb-ctl" ]; then
invoke-rc.d cubicweb-ctl stop || true
fi
;;
esac
#DEBHELPER#
exit 0