[gtksourceview: 5/5] Merge branch 'wip/chergert/pcre2' into 'master'

[Christian Hergert <chergert src gnome org>]

commit f6d5192b6593a12375a069374a8a0911c6c845b0
Merge: f98c7e1b bde1ff06
Author: Christian Hergert <christian hergert me>
Date:   Wed Sep 30 23:41:13 2020 +0000

    Merge branch 'wip/chergert/pcre2' into 'master'
    
    Add support for PCRE2 in GtkSourceRegex
    
    Closes #158
    
    See merge request GNOME/gtksourceview!166

 gtksourceview/gtksourceregex.c    |  86 +++---
 gtksourceview/implregex-private.h |  79 +++++
 gtksourceview/implregex.c         | 613 ++++++++++++++++++++++++++++++++++++++
 gtksourceview/meson.build         |   2 +
 meson.build                       |   2 +
 tests/test-widget.c               |  12 +-
 6 files changed, 750 insertions(+), 44 deletions(-)
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