LUCENE-6005: add Date, InetAddress types; add min/maxTokenLength; add maxTokenCount; use ValueType.NONE not null; each FieldType now stores Luceneversion it was created by

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene6005@1636293 13f79535-47bb-0310-9956-ffa450edef68