def load_libraries(*args)
      message = 'no such file to load -- %s'
      args.each do |lib|
        loaded = loader(lib)
        raise(LoadError.new, format(message, lib)) unless loaded
      end
    end
def load_libraries(*args)
      message = 'no such file to load -- %s'
      args.each do |lib|
        loaded = loader(lib)
        raise(LoadError.new, format(message, lib)) unless loaded
      end
    end
Load a list of Ruby or Java libraries (in that order)
 Usage: load_libraries :video, :video_event

 If a library is put into a 'library' folder next to the sketch it will be used
 instead of the library that ships with vanilla processing (or ide installed), or JRubyArt.