[tracker: 3/3] Merge branch 'wip/carlosg/2to3-export' into 'master'

[Sam Thursfield <sthursfield src gnome org>]

commit 50a3bbcb226be4a7f416f36657af1b41d6174fa9
Merge: 9f7252c8a 2106b0f25
Author: Sam Thursfield <sam afuera me uk>
Date:   Wed Sep 2 09:12:44 2020 +0000

    Merge branch 'wip/carlosg/2to3-export' into 'master'
    
    Add --2to3 exporting capabilities to `tracker3 export`
    
    See merge request GNOME/tracker!308

 docs/manpages/tracker-export.1.txt       |   8 ++
 src/libtracker-data/tracker-db-manager.c |   2 +-
 src/libtracker-data/tracker-db-manager.h |   1 +
 src/tracker/tracker-export.c             | 196 ++++++++++++++++++++++++++++++-
 4 files changed, 202 insertions(+), 5 deletions(-)
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