WW-2147

Fixed license headers where needed.
Re-enabled RAT plugin and fixed its configuration.

git-svn-id: https://svn.apache.org/repos/asf/struts/struts2/trunk@651946 13f79535-47bb-0310-9956-ffa450edef68

plugins/junit/src/main/java/org/apache/struts2/StrutsTestCase.java

@@ -1,5 +1,5 @@
 /*
- * $Id: StrutsTestCase.java 588186 2007-10-25 10:01:04Z mrdon $
+ * $Id$
  *
  * Licensed to the Apache Software Foundation (ASF) under one
  * or more contributor license agreements.  See the NOTICE file
@@ -18,6 +18,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+
 package org.apache.struts2;
 
 import java.text.SimpleDateFormat;