Archiving older UML2 5.2.z releases.
diff --git a/downloads/extras-uml2.php b/downloads/extras-uml2.php
index 1e25f1e..8bbff0f 100644
--- a/downloads/extras-uml2.php
+++ b/downloads/extras-uml2.php
@@ -8,6 +8,8 @@
 );
 
 $oldrels = array(
+//	"5.2.1" => "201608220739",
+//	"5.2.0" => "201605160939",
 //	"5.1.1" => "201509061225",
 //	"5.1.0" => "201506010733",
 //	"5.0.1" => "201409101354",