[issue910] grml2usb: support persistent-subtext=... bootoption

[Christian Hofstaedtler]

Christian Hofstaedtler <ch at grml.org> added the comment:

Doesn't this break persistence for _all_ existing USB sticks handed
out at various conferences?

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messages: 3363, 3595, 3596, 3603, 3622, 3623, 3624, 3627
nosy: ch, mika, mru
priority: feature
status: needs-progress
title: grml2usb: support persistent-subtext=... bootoption

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GRML issue tracker <bts at bts.grml.org>
<http://bts.grml.org/grml/issue910>
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