difftool: rename variables for consistency
commitce6926974ec7b28ad43c387d5aa8ae7ea9f72e65
authorDavid Aguilar <davvid@gmail.com>
Fri, 9 Dec 2016 08:58:48 +0000 (9 00:58 -0800)
committerJunio C Hamano <gitster@pobox.com>
Mon, 12 Dec 2016 00:18:59 +0000 (11 16:18 -0800)
treedaf53ea82442449a1e0efc1a28d028812a8750f4
parentf242a03d7330a68baf0748e595c0b2290d3a05a5
difftool: rename variables for consistency

Always call the list of files @files.
Always call the worktree $worktree.

Signed-off-by: David Aguilar <davvid@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
git-difftool.perl