minor schema serialization optimization:
* remove verbose handling, no more necessary since server.set_debug
* remove old bw compat code
* other cleanups
#! /bin/sh -ecase "$1" in remove) if [ -x "/etc/init.d/cubicweb-ctl" ]; then invoke-rc.d cubicweb-ctl stop || true fi ;;esac#DEBHELPER#exit 0