HBASE-10956 Upgrade hadoop-2 dependency to 2.4.0



git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1587264 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10533 commands.rb is giving wrong error messages on exceptions(rajeshbabu)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1587282 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10967 CatalogTracker.waitForMeta should not wait indefinitely silently


git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1587284 13f79535-47bb-0310-9956-ffa450edef68
HBASE-10533 commands.rb is giving wrong error messages on exceptions-format correction(rajeshbabu)

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1587299 13f79535-47bb-0310-9956-ffa450edef68