LUCENE-5859: remove Version param from LuceneTestCase.newIndexWriterConfig, the grand sum of 2 tests making use of it can use the 3-arg version and reduce the noise everywhere else

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1614698 13f79535-47bb-0310-9956-ffa450edef68
SOLR-6281: Made PostingsSolrHighlighter more configurable

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1614702 13f79535-47bb-0310-9956-ffa450edef68