SEBA-462 Implement UnloadModels cleanup behavior

Change-Id: If6495255fe9705140755a33c6c017a5f3b23da2d
diff --git a/VERSION b/VERSION
index f1cd7fa..fa2d855 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.49
+2.1.50