better logging
better logging

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