HADOOP-10925. Change attribution in CHANGES.txt from trunk to 2.6.0.
HADOOP-10925. Change attribution in CHANGES.txt from trunk to 2.6.0.

(cherry picked from commit 3e8f353c8e36b1467af4a8a421097afa512b324c)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt

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