Fix MAPREDUCE-2536 entry in CHANGES.txt.
Fix MAPREDUCE-2536 entry in CHANGES.txt.


git-svn-id: 6900f40013773cc0c97fbd9559972f7894043611@1128125 13f79535-47bb-0310-9956-ffa450edef68

smkniazi/hops,rekhajoshm/mapreduce-fork,srijeyanthan/hops,srijeyanthan/hops,hopshadoop/hops,srijeyanthan/hops,smkniazi/hops,robzor92/hops,rekhajoshm/mapreduce-fork,hopshadoop/hops,rekhajoshm/mapreduce-fork,gigaroby/hops,smkniazi/hops,hopshadoop/hops,gigaroby/hops,hopshadoop/hops,hopshadoop/hops,gigaroby/hops,gigaroby/hops,hopshadoop/hops,smkniazi/hops,robzor92/hops,rekhajoshm/mapreduce-fork,srijeyanthan/hops,gigaroby/hops,smkniazi/hops,robzor92/hops,rekhajoshm/mapreduce-fork,rekhajoshm/mapreduce-fork,gigaroby/hops,smkniazi/hops,robzor92/hops,smkniazi/hops,srijeyanthan/hops,smkniazi/hops,robzor92/hops,srijeyanthan/hops,robzor92/hops,robzor92/hops,hopshadoop/hops,srijeyanthan/hops,rekhajoshm/mapreduce-fork,robzor92/hops,gigaroby/hops,srijeyanthan/hops,gigaroby/hops,hopshadoop/hops