[HER-1561] update license to Apache License 2.0

* (many)
    update license boilerplate
* (few)
    delete no-longer used classes

commons/src/test/java/org/archive/io/RepositionableInputStreamTest.java

@@ -1,26 +1,20 @@
-/* RepositionableInputStreamTest.java
+/*
+ *  This file is part of the Heritrix web crawler (crawler.archive.org).
  *
- * $Id$
+ *  Licensed to the Internet Archive (IA) by one or more individual 
+ *  contributors. 
  *
- * Created Dec 20, 2005
+ *  The IA 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
  *
- * Copyright (C) 2005 Internet Archive.
+ *      http://www.apache.org/licenses/LICENSE-2.0
  *
- * This file is part of the Heritrix web crawler (crawler.archive.org).
- *
- * Heritrix is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Lesser Public License as published by
- * the Free Software Foundation; either version 2.1 of the License, or
- * any later version.
- *
- * Heritrix is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser Public License for more details.
- *
- * You should have received a copy of the GNU Lesser Public License
- * along with Heritrix; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *  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.
  */
 package org.archive.io;