def init_settings
      s = Biopsy::Settings.instance
      s.set_defaults
      libdir = File.dirname(__FILE__)
      s.target_dir = [File.join(libdir, 'assemblers/')]
      s.objectives_dir = [File.join(libdir, 'objectives/')]
      logger.debug "initialised Biopsy settings"
    end
def init_settings
      s = Biopsy::Settings.instance
      s.set_defaults
      libdir = File.dirname(__FILE__)
      s.target_dir = [File.join(libdir, 'assemblers/')]
      s.objectives_dir = [File.join(libdir, 'objectives/')]
      logger.debug "initialised Biopsy settings"
    end
Initialise the Biopsy settings with defaults,
 setting target and objectiv directories to those
 provided with Assemblotron