[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