[schema] fix computing of has_text relation: when a fulltext_container relation is added, we need to recompute has_text for the target entity type as well. Also, avoid computation when not needed

#! /bin/sh -e

if [ -x "/etc/init.d/cubicweb-ctl" ]; then
    invoke-rc.d cubicweb-ctl restart || true
fi
 
 
#DEBHELPER#
 
exit 0