Update notes for submitted changes

* JGit v4.7.6.201810191618-r

b8/11e4fc516b65774155df08184fdcd99fb525e3

+Code-Review+2: Jonathan Nieder <jrn@google.com>
+Verified+1: CI Bot
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Fri, 19 Oct 2018 17:10:41 -0400
+Reviewed-on: https://git.eclipse.org/r/131219
+Project: jgit/jgit
+Branch: refs/heads/stable-4.7