Fixing README
Fixing README

amplab/shark,sameeragarwal/blinkdb_dev,mapr/shark,vax11780/shark,sameeragarwal/blinkdb_dev,sjyk/sampleclean,mapr/shark,sameeragarwal/blinkdb,sameeragarwal/blinkdb,mattyb149/blinkdb,mapr/shark,sameeragarwal/blinkdb,sameeragarwal/blinkdb_dev,vax11780/shark,sjyk/sampleclean,lzshlzsh/shark,lzshlzsh/shark,vax11780/shark,mattyb149/blinkdb,mattyb149/blinkdb,alabid/blinkdb,sjyk/sampleclean,amplab/shark,alabid/blinkdb,lzshlzsh/shark,alabid/blinkdb,amplab/shark