Merge branch 'we/submodule-update-prefix-output' into maint

"git submodule update", when recursed into sub-submodules, did not acccumulate the prefix paths. * we/submodule-update-prefix-output: submodule update: when using recursion, show full path

Junio C Hamano committed Mar 26, 2013 at 12:44 UTC 50734ea0af6b92b82ade0be23db382ab87f9294a

No changes.