Added unit test for resilience of replication with dbq
Fixed naming and code comments
Merge pull request #18 from sindicetech/cdcr-test-dbq

Cdcr test dbq
Merge branch 'solr6273' of https://github.com/sindicetech/lucene-solr into solr6273
Merge pull request #19 from joel-bernstein/solr6273

Added tlog info to STATUS action
Added fix for handling negative version numbers
Switched back commented code
Merge pull request #20 from sindicetech/cdcr-fix-negative-versions

Added fix for handling negative version numbers
Changed logPointers map to ConcurrentHashMap
Merge branch 'solr6273' of https://github.com/sindicetech/lucene-solr into solr6273
Moved tlog info and added zkHost to QUEUES action