YARN-2843. Merging to branch-2.6 for hadoop-2.6.0-rc1.
YARN-2843. Merging to branch-2.6 for hadoop-2.6.0-rc1.

satishpatil2k13/ODPI-Hadoop,satishpatil2k13/ODPI-Hadoop,satishpatil2k13/ODPI-Hadoop,intel-hadoop/hadoop,intel-hadoop/hadoop,an3m0na/hadoop,zjshen/hadoop-in-docker,mix/hadoop,MjAbuz/hadoop,mix/hadoop,intel-hadoop/hadoop,zrccxyb62/hadoop,myeoje/PhillyYarn,huiyi-learning/hadoop,satishpatil2k13/ODPI-Hadoop,jokes000/hadoop,Microsoft-CISL/hadoop-prototype,satishpatil2k13/ODPI-Hadoop,mix/hadoop,an3m0na/hadoop,Microsoft-CISL/hadoop-prototype,huiyi-learning/hadoop,zjshen/hadoop-in-docker,jokes000/hadoop,an3m0na/hadoop,mix/hadoop,Microsoft-CISL/hadoop-prototype,huiyi-learning/hadoop,MjAbuz/hadoop,intel-hadoop/hadoop,satishpatil2k13/ODPI-Hadoop,jokes000/hadoop,jokes000/hadoop,an3m0na/hadoop,myeoje/PhillyYarn,hasonhai/hadoop,Microsoft-CISL/hadoop-prototype,mix/hadoop,zjshen/hadoop-in-docker,MjAbuz/hadoop,Microsoft-CISL/hadoop-prototype,satishpatil2k13/ODPI-Hadoop,jokes000/hadoop,jokes000/hadoop,intel-hadoop/hadoop,Microsoft-CISL/hadoop-prototype,MjAbuz/hadoop,myeoje/PhillyYarn,myeoje/PhillyYarn,an3m0na/hadoop,zrccxyb62/hadoop,huiyi-learning/hadoop,myeoje/PhillyYarn,an3m0na/hadoop,hasonhai/hadoop,MjAbuz/hadoop,zrccxyb62/hadoop,huiyi-learning/hadoop,an3m0na/hadoop,mix/hadoop,jokes000/hadoop,satishpatil2k13/ODPI-Hadoop,hasonhai/hadoop,huiyi-learning/hadoop,huiyi-learning/hadoop,zjshen/hadoop-in-docker,intel-hadoop/hadoop,jokes000/hadoop,hasonhai/hadoop,myeoje/PhillyYarn,hasonhai/hadoop,intel-hadoop/hadoop,zjshen/hadoop-in-docker,zrccxyb62/hadoop,Microsoft-CISL/hadoop-prototype,zrccxyb62/hadoop,hasonhai/hadoop,mix/hadoop,MjAbuz/hadoop,hasonhai/hadoop,MjAbuz/hadoop,hasonhai/hadoop,Microsoft-CISL/hadoop-prototype,myeoje/PhillyYarn,zjshen/hadoop-in-docker,mix/hadoop,huiyi-learning/hadoop,an3m0na/hadoop,zjshen/hadoop-in-docker,zjshen/hadoop-in-docker,myeoje/PhillyYarn,zrccxyb62/hadoop,zrccxyb62/hadoop