don't pass local properties down for clover

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1621499 13f79535-47bb-0310-9956-ffa450edef68
Don't run slow tests with clover

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1621501 13f79535-47bb-0310-9956-ffa450edef68