Update notes for submitted changes

* Fix logging null if called process fails

0c/8200b27b60baafd81bbaeeec0eb671891308e5

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: CI Bot
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Wed, 12 Sep 2018 18:18:03 -0400
+Reviewed-on: https://git.eclipse.org/r/129009
+Project: jgit/jgit
+Branch: refs/heads/stable-5.1