def method_missing(method_name, *args, &block)
      if level = ValidMethods[method_name.to_s] or level = ValidMethods["gritter_#{method_name}"]
        options = args.extract_options!
        options[:level] = level
        args << options
        gritter_notice *args
      else
        super(method_name, *args, &block)
      end
    end
def method_missing(method_name, *args, &block)
      if level = ValidMethods[method_name.to_s] or level = ValidMethods["gritter_#{method_name}"]
        options = args.extract_options!
        options[:level] = level
        args << options
        gritter_notice *args
      else
        super(method_name, *args, &block)
      end
    end
notice_success
 notice_error
 notice_warning
 notice_progress
 notice_notice    - default. An alias for `notice`