Removed duplicate copyright header

Author: cboehme

src/main/java/org/culturegraph/mf/stream/converter/StreamToJDomDocument.java

@@ -15,21 +15,6 @@
  */
 package org.culturegraph.mf.stream.converter;
 
-/*
- *  Copyright 2013 Deutsche Nationalbibliothek
- *
- *  Licensed 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.
- */
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Map.Entry;