Update notes for submitted changes

* Allow PreUploadHook.onSendPack to send messages to the client

6e/896ba66ba095b97a89a622d43f05ce9ad501e7

@@ -0,0 +1,8 @@
+IP-Clean+1: Shawn Pearce <sop@google.com>
+Code-Review+2: Dave Borowitz <dborowitz@google.com>
+Verified+1: Hudson CI
+Submitted-by: Shawn Pearce <sop@google.com>
+Submitted-at: Wed, 22 May 2013 18:57:50 -0400
+Reviewed-on: https://git.eclipse.org/r/13060
+Project: jgit/jgit
+Branch: refs/heads/master