HBASE-7801 Allow a deferred sync option per Mutation.

git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1467356 13f79535-47bb-0310-9956-ffa450edef68
HBASE-7636 TestDistributedLogSplitting#testThreeRSAbort fails against hadoop 2.0


git-svn-id: https://svn.apache.org/repos/asf/hbase/branches/0.95@1467425 13f79535-47bb-0310-9956-ffa450edef68