[uiprops] use lazystr and update some variables usage in css
to get a chance to change style without having to change all properties.
Also had missing boxHeader.png file (formerly header.png).
#! /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