LUCENE-4981: Remove deprecated classes.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1483412 13f79535-47bb-0310-9956-ffa450edef68
LUCENE-4981: Forgot to remove package.html.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1483414 13f79535-47bb-0310-9956-ffa450edef68