Added the details about producer, and how it should behave.
Added the details about producer,
and how it should behave.

kishoredbn/barrelfish,8l/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,mslovy/barrelfish,kishoredbn/barrelfish,8l/barrelfish,BarrelfishOS/barrelfish,BarrelfishOS/barrelfish,mslovy/barrelfish,mslovy/barrelfish,utsav2601/cmpe295A,utsav2601/cmpe295A,BarrelfishOS/barrelfish,8l/barrelfish,mslovy/barrelfish,utsav2601/cmpe295A,kishoredbn/barrelfish,BarrelfishOS/barrelfish,linusyang/barrelfish,mslovy/barrelfish,kishoredbn/barrelfish,BarrelfishOS/barrelfish,BarrelfishOS/barrelfish,8l/barrelfish,kishoredbn/barrelfish,8l/barrelfish,BarrelfishOS/barrelfish,kishoredbn/barrelfish,utsav2601/cmpe295A,BarrelfishOS/barrelfish,utsav2601/cmpe295A,linusyang/barrelfish,linusyang/barrelfish,8l/barrelfish,mslovy/barrelfish,utsav2601/cmpe295A,linusyang/barrelfish