Update packfile transfer protocol documentation

diff --git a/Documentation/technical/api-history-graph.txt b/Documentation/technical/api-history-graph.txt
index e9559790a32185b1d4ac8ae72881f4f63f082538..d66e61b1eca3d87ffcf14ee0e0447b6ccb75a2bb 100644 (file)
--- a/Documentation/technical/api-history-graph.txt
+++ b/Documentation/technical/api-history-graph.txt
@@ -148,22 +148,22 @@ outputting that information, if desired.
 ------------
 *
 *
-M
+*
 |\
 * |
 | | *
 | \ \
 |  \ \
-M-. \ \
+*-. \ \
 |\ \ \ \
 | | * | |
 | | | | | *
 | | | | | *
-| | | | | M
+| | | | | *
 | | | | | |\
 | | | | | | *
 | * | | | | |
-| | | | | M  \
+| | | | | *  \
 | | | | | |\  |
 | | | | * | | |
 | | | | * | | |