Merged revision(s) 1613355 from hadoop/common/trunk:
HDFS-5919. FileJournalManager doesn't purge empty and corrupt inprogress edits files (vinayakumarb)


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1613356 13f79535-47bb-0310-9956-ffa450edef68