Update CHANGES.txt for HDFS-6561 which was renamed to HADOOP-10975.
Update CHANGES.txt for HDFS-6561 which was renamed to HADOOP-10975.

git-svn-id: 87fadc70c6d1ec4cad1ab866a1bdcf2d7235de87@1618687 13f79535-47bb-0310-9956-ffa450edef68

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