Handle tokenstream workflow contract.
Ignore tests for old lucene index format
Make sure to call reset() on tokenstream before it gets wrapped by CachingTokenFilter which does not delegate the reset

git-svn-id: https://svn.apache.org/repos/asf/maven/indexer/branches/lucene-4.6@1575150 13f79535-47bb-0310-9956-ffa450edef68