Merge branch 'ss/msvc' into maint

Build updates for MSVC. * ss/msvc: MSVC: use shipped headers instead of fallback definitions MSVC: vsnprintf in Visual Studio 2015 doesn't need SNPRINTF_SIZE_CORR any more

Junio C Hamano committed Apr 29, 2016 at 14:15 UTC 3bb56a91be7d136f5f03902ea900185e01a2cdcb

No changes.