Fixing license header and adding statis serialVersionUID.

git-svn-id: https://svn.apache.org/repos/asf/maven/archiva/trunk@562482 13f79535-47bb-0310-9956-ffa450edef68

archiva-base/archiva-model/src/main/java/org/apache/maven/archiva/model/RepositoryProblemReport.java

@@ -1,8 +1,35 @@
 package org.apache.maven.archiva.model;
 
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/**
+ * RepositoryProblemReport
+ * 
+ * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a>
+ * @version $Id$
+ */
 public class RepositoryProblemReport extends RepositoryProblem
 {
-    protected String groupURL;
+	private static final long serialVersionUID = 4990893576717148324L;
+
+	protected String groupURL;
 
     protected String artifactURL;