Update notes for submitted changes

* Implement RepoCommand.Project.hashCode() since we override equals()
* Remove @Override annotation illegal for interfaces on Java 5
* Mark package org.eclipse.jgit.gitrepo.internal as x-internal

56/fdbadc7698be8e35d91787d1241804686edd6c

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Wed, 30 Jul 2014 17:55:29 -0400
+Reviewed-on: https://git.eclipse.org/r/30765
+Project: jgit/jgit
+Branch: refs/heads/master

9b/157c6dabf10c1125234215afc72d3f0a60fb44

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Wed, 30 Jul 2014 17:56:01 -0400
+Reviewed-on: https://git.eclipse.org/r/30764
+Project: jgit/jgit
+Branch: refs/heads/master

ef/ce3404741a9a8e47707b912e6be218112f9a9f

@@ -0,0 +1,7 @@
+Code-Review+2: Matthias Sohn <matthias.sohn@sap.com>
+Verified+1: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-by: Matthias Sohn <matthias.sohn@sap.com>
+Submitted-at: Wed, 30 Jul 2014 17:55:13 -0400
+Reviewed-on: https://git.eclipse.org/r/30766
+Project: jgit/jgit
+Branch: refs/heads/master