SOLR-4684: add encoder config to PostingsSolrHighlighter

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1465258 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-4911: Synchronize Solr stopwords list.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1465259 13f79535-47bb-0310-9956-ffa450edef68