Added MessageHeaders and MessageBuilder. Messages are now immutable (including header maps).

org.springframework.integration.xml/src/test/java/org/springframework/integration/xml/config/TestTemplatesFactory.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2007 the original author or authors.
+ * Copyright 2002-2008 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,9 +24,7 @@ import org.springframework.beans.factory.FactoryBean;
 import org.springframework.core.io.ClassPathResource;
 
 /**
- * 
  * @author Jonas Partner
- * 
  */
 public class TestTemplatesFactory implements FactoryBean {
 
@@ -41,7 +39,6 @@ public class TestTemplatesFactory implements FactoryBean {
 	}
 
 	public boolean isSingleton() {
-		// TODO Auto-generated method stub
 		return false;
 	}