Merge branch 'sb/doc-submodule-sync-recursive' into maint
authorJunio C Hamano <gitster@pobox.com>
Fri, 11 Dec 2015 19:14:17 +0000 (11:14 -0800)
committerJunio C Hamano <gitster@pobox.com>
Fri, 11 Dec 2015 19:14:17 +0000 (11:14 -0800)
* sb/doc-submodule-sync-recursive:
  document submodule sync --recursive


Trivial merge