Updated header

Change-Id: Ib560a48fd9cd446919055b3b8f93ec91075bc373
diff --git a/bundles/org.eclipse.uomo.ucum/src/main/java/org/eclipse/uomo/ucum/impl/UcumConverter.java b/bundles/org.eclipse.uomo.ucum/src/main/java/org/eclipse/uomo/ucum/impl/UcumConverter.java
index 8074fec..32ddd0b 100644
--- a/bundles/org.eclipse.uomo.ucum/src/main/java/org/eclipse/uomo/ucum/impl/UcumConverter.java
+++ b/bundles/org.eclipse.uomo.ucum/src/main/java/org/eclipse/uomo/ucum/impl/UcumConverter.java
@@ -1,5 +1,5 @@
 /*******************************************************************************

- * Crown Copyright (c) 2006, 2011, Copyright (c) 2006, 2017 Kestral Computing P/L and others.

+ * Crown Copyright (c) 2006, 2020, Copyright (c) 2006, 2017 Kestral Computing P/L and others.

  * All rights reserved. This program and the accompanying materials

  * are made available under the terms of the Eclipse Public License v1.0

  * which accompanies this distribution, and is available at