Teach --find-copies-harder to "git blame"
Teach --find-copies-harder to "git blame"

It's equivalent to "-C -C" with the diff family.

Signed-off-by: Junio C Hamano <a6723cc3f76163bf7adb636a73ac3b0ceb3e6b9b@pobox.com>

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