[rset] do not filter rsets with __getstate__, ensure whatever flies with pyro has no .req attribute, also set the ._rqlst to None since it will be reconstructed later on demand

#! /bin/sh -e
#

if [ "$1" = remove -o "$1" = upgrade ]; then
  if which install-docs >/dev/null 2>&1; then
    install-docs -r cubicweb-doc
  fi
fi

#DEBHELPER#

exit 0