spark-2.0.0-preview-bin-without-hadoop.tgz: 
105015A1 E87EE46E EA49E3AF 31599CD4 90432CF5 DF25AEE0 1656F822 678F2001 C10AC977
 0B39D0C5 F3C614BE 16504854 4DBCC9CD B22A6E94 501D562B F173DD99