SOLR-4748: remove bogus files in licenses/ directory and fix the build to fail again when this happens

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_3@1470562 13f79535-47bb-0310-9956-ffa450edef68
SOLR-4748: remove more bogus files

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene_solr_4_3@1470567 13f79535-47bb-0310-9956-ffa450edef68