From: marc tobias <mtmail@gmx.net>
Date: Thu, 20 Feb 2020 17:09:08 +0000 (+0100)
Subject: URL query parser can return zoom as null or empty string, check for both
X-Git-Url: https://git.openstreetmap.org./nominatim-ui.git/commitdiff_plain/22a3c929f1cd09efbe0dbd14f845331391e9d9cc?hp=22a3c929f1cd09efbe0dbd14f845331391e9d9cc

URL query parser can return zoom as null or empty string, check for both
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