SparkLoadTask cleanup.
SparkLoadTask cleanup.
alabid/blinkdb,lzshlzsh/shark,amplab/shark,mattyb149/blinkdb,mattyb149/blinkdb,alabid/blinkdb,lzshlzsh/shark,alabid/blinkdb,sameeragarwal/blinkdb,mapr/shark,amplab/shark,sjyk/sampleclean,mapr/shark,sameeragarwal/blinkdb,mapr/shark,mattyb149/blinkdb,sjyk/sampleclean,sjyk/sampleclean,lzshlzsh/shark,sameeragarwal/blinkdb,amplab/shark