[pkg] Configure "universal" wheel build
According to https://packaging.python.org/distributing/#wheels,
we should create universal wheels (no 2to3 step, no C extension).
Configure this in setup.cfg.
[ci skip]
#!/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