From: Eileen McNaughton <eileen@mcnaughty.com>
Date: Sun, 24 Feb 2019 20:09:39 +0000 (+1300)
Subject: Merge pull request #13042 from jackrabbithanna/dev-core-475
X-Git-Url: https://vcs.fsf.org/?a=commitdiff_plain;h=d96bf18d5b1849cc8f21c8845706eaccc78db5f3;p=civicrm-core.git

Merge pull request #13042 from jackrabbithanna/dev-core-475

only set custom field to null if it is really null, not string 'null'
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d96bf18d5b1849cc8f21c8845706eaccc78db5f3