git-completion.bash: add diff.submodule to config list
commit2651baaea9f9c607c09f715c7640616e39b5c60d
authorRamkumar Ramachandra <artagnon@gmail.com>
Mon, 29 Apr 2013 12:49:38 +0000 (29 18:19 +0530)
committerJunio C Hamano <gitster@pobox.com>
Mon, 29 Apr 2013 15:07:23 +0000 (29 08:07 -0700)
tree8e6f7a76fe9c7d310d919e72c073b53c786d58f3
parentde7c201a10857e5d424dbd8db880a6f24ba250f9
git-completion.bash: add diff.submodule to config list

c47ef57 (diff: introduce diff.submodule configuration variable,
2012-11-13) introduced the diff.submodule configuration variable, but
forgot to teach git-completion.bash about it.  Fix this.

Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
contrib/completion/git-completion.bash