YARN-536. Removed the unused objects ContainerStatus and ContainerStatus from Container which also don't belong to the container. Contributed by Xuan Gong.


git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1464271 13f79535-47bb-0310-9956-ffa450edef68
HADOOP-9451. Fault single-layer config if node group topology is enabled. (Junping Du via llu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1464301 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4665. Move TestNetworkTopologyWithNodeGroup to common. (Junping Du via llu)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1464303 13f79535-47bb-0310-9956-ffa450edef68