[glib: 3/3] Merge branch 'aleksm/mkenums-since' into 'master'

[Philip Withnall <pwithnall src gnome org>]

commit 85f8efae0f5fd951eb42cb7c7cfad1ff4ccbd2bb
Merge: 01fbeb601 ec6056e3a
Author: Philip Withnall <philip tecnocode co uk>
Date:   Thu May 14 16:10:33 2020 +0000

    Merge branch 'aleksm/mkenums-since' into 'master'
    
    glib-mkenums: allow optional 'since' tag
    
    See merge request GNOME/glib!1492

 docs/reference/gobject/glib-mkenums.xml | 63 ++++++++++++++++++++++++++-------
 gobject/glib-mkenums.in                 | 12 +++++++
 gobject/tests/mkenums.py                | 29 ++++++++++++---
 3 files changed, 87 insertions(+), 17 deletions(-)
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