[PATCH] document command to show diff of a commit
[PATCH] document command to show diff of a commit

Document the best way to show the change introduced by a
commit, based on the suggestion by Linus on the list.

Signed-off-by: Junio C Hamano <dc50d1021234060e53ec42a77d526afa2fe07479@cox.net>

destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git,destenson/git