def delete(delete_file: false, rw_pw: nil, unmount: true)
      super()
      delete_master_file(rw_pw, unmount) if delete_file
    end
def delete(delete_file: false, rw_pw: nil, unmount: true)
      super()
      delete_master_file(rw_pw, unmount) if delete_file
    end
delete master file
 Delete this package from the JSS, optionally
 deleting the master dist point file also.

 @param delete_file[Boolean] should the master dist point file be deleted?

 @param rw_pw[String] the password for the read/write account on the master Distribution Point
   or :prompt, or :stdin# where # is the line of stdin containing the password. See {JSS::DistributionPoint#mount}

 @param unmount[Boolean] whether or not ot unount the distribution point when finished.