[geary: 5/5] Merge branch 'wip/default-spellcheck-lang' into 'mainline'

[Michael Gratton <mjog src gnome org>]

commit 10af58a5f172fd809d5b308cb22af91babdf5baa
Merge: 0eb9fdb9 1de61ca4
Author: Michael Gratton <mike vee net>
Date:   Fri May 24 10:55:09 2019 +0000

    Merge branch 'wip/default-spellcheck-lang' into 'mainline'
    
    Enable a spellcheck language by default
    
    Closes #443
    
    See merge request GNOME/geary!239

 desktop/org.gnome.Geary.gschema.xml           |  10 +-
 src/client/application/geary-application.vala |   2 +-
 src/client/application/geary-config.vala      |  39 ++++--
 src/client/composer/spell-check-popover.vala  | 169 ++++++++++++++------------
 src/client/util/util-international.vala       |  28 ++++-
 5 files changed, 153 insertions(+), 95 deletions(-)
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