Updating YAHOO-CHANGES.txt for HADOOP-6760 commit
Updating YAHOO-CHANGES.txt for HADOOP-6760 commit

coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common,coderplay/hadoop-common