[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541) Use the ``rql.suggestions`` component to complete user's input - readline calls the ``complete`` method with user's input, - the ``complete`` method asks for each known completers if it can suggest completions for user's input.

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#! /bin/sh -e

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

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

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fi

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#DEBHELPER#

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exit 0