HBASE-7244 Provide a command or argument to startup, that formats znodes if provided

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1478962 13f79535-47bb-0310-9956-ffa450edef68
HBASE-8404 Extra commas in LruBlockCache.logStats

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1478965 13f79535-47bb-0310-9956-ffa450edef68
HBASE-5746 HFileDataBlockEncoderImpl uses wrong header size when reading HFiles with no checksums (0.96)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1478966 13f79535-47bb-0310-9956-ffa450edef68
Merge remote branch 'origin/trunk' into trunk-gd
Merge remote branch 'origin/trunk-gd' into fb-YAHOO-317-trunk-gd