Update notes for submitted changes

* Change visibility of DirCacheTree#getObjectId to public

01/1e5da3e0727d9a2cdfb3261ef78e5067380eab

@@ -0,0 +1,7 @@
+Verified+1: Hudson CI
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Mon, 07 Mar 2016 20:11:59 -0500
+Reviewed-on: https://git.eclipse.org/r/67857
+Project: jgit/jgit
+Branch: refs/heads/master