HBASE-8057 RegionLoad needs a toString implementation(jmspaggiari)

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1455584 13f79535-47bb-0310-9956-ffa450edef68
HBASE-HBASE-8054 HBASE-7797 Use consistent package name dregs

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1455673 13f79535-47bb-0310-9956-ffa450edef68