Merge branch 'dw/signoff-doc'

The documentation has been updated to hint the connection between the '--signoff' option and DCO. * dw/signoff-doc: Expand documentation describing --signoff

Junio C Hamano committed Jan 20, 2016 at 11:43 UTC d512c864c3da62cabdf11f4b7dc76e3904ca9cf9

No changes.