From: Jan Szejko <j-sz@o2.pl>
Date: Tue, 16 Feb 2016 09:21:25 +0000 (+0100)
Subject: keep book popularity in model
X-Git-Url: https://git.mdrn.pl/wolnelektury.git/commitdiff_plain/89495af70dd1b941c4f5889f10fc33e8450eeb70?hp=89495af70dd1b941c4f5889f10fc33e8450eeb70

keep book popularity in model
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