Annotation performance improvments

Robert Krawitz <rlk-FrUbXkNCsVf2fBVCVOL8/[email protected]> Mon, 13 Jan 2020 19:02:10 -0500 (EST)

Newsgroups	gmane.comp.kde.kimdaba
Message-ID	<20200114000210.58C774249B3@localhost>

I've created a new 'annotation-performance' branch with these
improvements.  If everyone agrees that they're safe, I think it would
be good to get this into 5.6; it will greatly improve performance of
annotation for people with a lot of images and groups.

-- 
Robert Krawitz                                     <rlk-FrUbXkNCsVf2fBVCVOL8/[email protected]>

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