def method_missing(method, *args, &block)
      if method =~ /(.+)\?$/
        options[$1.to_sym].present?
      else
        options[method]
      end
    end
def method_missing(method, *args, &block)
      if method =~ /(.+)\?$/
        options[$1.to_sym].present?
      else
        options[method]
      end
    end
Enables accessors and predicate methods for values in the +options+ hash.
 This can be used to pass information to links when rendering breadcrumbs
 manually.

   link = Link.new(:my_crumb, "My Crumb", my_path, title: "Test Title", other_value: "Other")
   link.title?       # => true
   link.title        # => "Test Title"
   link.other_value? # => true
   link.other_value  # => "Other"
   link.some_other?  # => false
   link.some_other   # => nil