[meld: 7/7] Merge branch 'dirdiff._files_same.mmap' into 'master'

[Kai Willadsen <kaiw src gnome org>]

commit 4629902d805bfe4c97053190f5281c0bbdf36da3
Merge: a5db7df9 971a101f
Author: Kai Willadsen <kai willadsen gmail com>
Date:   Fri Aug 3 22:28:49 2018 +0000

    Merge branch 'dirdiff._files_same.mmap' into 'master'
    
    dirdiff: Use mmap in _files_same for a speed improvement
    
    See merge request GNOME/meld!21

 meld/dirdiff.py         | 109 ++++++++++++++++++++++++++++++++----------------
 test/dirdiff/fixture.py |   2 +-
 2 files changed, 73 insertions(+), 38 deletions(-)
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