apply patch proposed by 2web to properly remove hidden input set to represent the button used to submit the form, so forms may be properly reused after a post
#! /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