Added dependency on commons-io and commons-httpclient for the unit tests to pass.
Added dependency on commons-io and commons-httpclient for the unit tests to pass.

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