org.apache.hadoop.mapreduce
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## Package `org.apache.hadoop.mapreduce`

Added Classes
`ClusterMetrics` | Status information on the current state of the Map-Reduce cluster.
`JobACL` | Job related ACLs
`JobStatus` | Describes the current status of a job.
`JobStatus.State` | Current state of the job
`JobSubmissionFiles` | A utility to manage job submission files. Note that this class is for framework internal usage only and is not to be used by users directly.
`TaskType` | Enum for map reduce job-setup job-cleanup task-cleanup task types.

Changed Classes
Counter | A named counter that tracks the progress of a map/reduce job.
Job | The job submitter's view of the Job.
JobContext | A read-only view of the job that is provided to the tasks while they are running.
OutputCommitter | `OutputCommitter` describes the commit of task output for a Map-Reduce job.
ReduceContext | The context passed to the Reducer
Reducer.Context |

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