Add --window-memory option to git-repack

Signed-off-by: NBrian Downing <bdowning@lavos.net>
Acked-by: NNicolas Pitre <nico@cam.org>
Signed-off-by: NJunio C Hamano <gitster@pobox.com>

git-repack.sh

@@ -3,7 +3,7 @@
 # Copyright (c) 2005 Linus Torvalds
 #
 
-USAGE='[-a] [-d] [-f] [-l] [-n] [-q] [--max-pack-size=N] [--window=N] [--depth=N]'
+USAGE='[-a] [-d] [-f] [-l] [-n] [-q] [--max-pack-size=N] [--window=N] [--window-memory=N] [--depth=N]'
 SUBDIRECTORY_OK='Yes'
 . git-sh-setup
 
@@ -20,6 +20,7 @@ do
 	-l)	local=--local ;;
 	--max-pack-size=*) extra="$extra $1" ;;
 	--window=*) extra="$extra $1" ;;
+	--window-memory=*) extra="$extra $1" ;;
 	--depth=*) extra="$extra $1" ;;
 	*)	usage ;;
 	esac