[glib: 2/2] Merge branch 'triple_dash' into 'master'

[Philip Withnall <pwithnall src gnome org>]

commit 7830b65c5fd799888f71f9fe6eeec1cd8be873d6
Merge: 6dc543c6d 0b09890bf
Author: Philip Withnall <philip tecnocode co uk>
Date:   Thu Jun 14 17:43:53 2018 +0000

    Merge branch 'triple_dash' into 'master'
    
    goption: Reject group options specified with three dashes
    
    Closes #1418
    
    See merge request GNOME/glib!108

 glib/goption.c              |  2 +-
 glib/tests/option-context.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 45 insertions(+), 1 deletion(-)
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