LUCENE-5820: SuggestStopFilter should have a factory

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1625193 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-5820: eol style

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1625194 13f79535-47bb-0310-9956-ffa450edef68