Update CHANGES.txt (rbalamohan)
Update CHANGES.txt (rbalamohan)

ChetnaChaudhari/tez,ueshin/apache-tez,apache/tez,guiling/tez,bernhardschaefer/tez,amirsojoodi/tez,dongjiaqiang/tez,apache/tez,jth/tez,Parth-Brahmbhatt/tez,navis/tez,amirsojoodi/tez,zjffdu/tez,bernhardschaefer/tez,ChetnaChaudhari/tez,guiling/tez,ChetnaChaudhari/tez,guiling/tez,sidseth/tez,ueshin/apache-tez,apache/tez,dongjiaqiang/tez,zjffdu/tez,jth/tez,zjffdu/tez,bernhardschaefer/tez,Parth-Brahmbhatt/tez,navis/tez,sidseth/tez,ChetnaChaudhari/tez,guiling/tez,navis/tez,jth/tez,Parth-Brahmbhatt/tez,bernhardschaefer/tez,zjffdu/tez,sidseth/tez,sidseth/tez,ueshin/apache-tez,Parth-Brahmbhatt/tez,amirsojoodi/tez,jth/tez,amirsojoodi/tez,jth/tez,dongjiaqiang/tez,navis/tez,dongjiaqiang/tez,Parth-Brahmbhatt/tez,amirsojoodi/tez,apache/tez,zjffdu/tez,apache/tez,navis/tez,dongjiaqiang/tez,ueshin/apache-tez,guiling/tez,sidseth/tez,bernhardschaefer/tez,ueshin/apache-tez,ChetnaChaudhari/tez