Merge branch 'sb/doc-submodule-sync-recursive'
authorJunio C Hamano <gitster@pobox.com>
Fri, 11 Dec 2015 18:40:59 +0000 (10:40 -0800)
committerJunio C Hamano <gitster@pobox.com>
Fri, 11 Dec 2015 18:41:00 +0000 (10:41 -0800)
* sb/doc-submodule-sync-recursive:
document submodule sync --recursive

Trivial merge