SOLR-5317: tests: Compare absolute paths 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1530993 13f79535-47bb-0310-9956-ffa450edef68
SOLR-5324: Make sub shard replica recovery and shard state switch asynchronous

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1530994 13f79535-47bb-0310-9956-ffa450edef68