def clear_system_status
      unless BarkestCore::GlobalStatus.locked?
        # open, truncate, and close.
        File.open(BarkestCore::WorkPath.system_status_file,'w').close
      end
    end
def clear_system_status
      unless BarkestCore::GlobalStatus.locked?
        # open, truncate, and close.
        File.open(BarkestCore::WorkPath.system_status_file,'w').close
      end
    end
Clears the system status log file.

 If the file does not exist, it is created as a zero byte file.
 This is important for the status checking, since if there is no log file it will report an error.