Add some documentation.
Text taken from the the commit messages and the command sources.
Signed-off-by: <gitzilla@gmail.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
The text does not say anything interesting, but at least the
author list should reflect something close to reality.
Signed-off-by: Junio C Hamano <junkio@cox.net>