[pkg] add python3 only pypi specifiers This is only for pypi statistics purposes. Also add 'Programming Language :: Python', looks obvious but seems to be sane to have this as well.

#!/bin/sh -e

if [ "$1" = "purge" ] ; then
        rm -rf /etc/cubicweb.d/
        rm -rf /var/log/cubicweb/
        rm -rf /var/lib/cubicweb/
fi

#DEBHELPER#
 
exit 0