[workflow] finish refactoring introduced by 021035b9a7ab for 'go back' transition: * fix SubWorkflowTransition.destination() prototype (must now take an entity as argument) * fix the change state for to give the entity to the transition's destination() method * we need a new method to draw workflow since we've no entity to give and 'go back' transition usually go back to multiple states

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#! /bin/sh -e

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case "$1" in

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    remove)

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	if [ -x "/etc/init.d/cubicweb-ctl" ]; then

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	    invoke-rc.d cubicweb-ctl stop || true

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	fi

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    ;;

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esac

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#DEBHELPER#

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exit 0