class Middleman::Sitemap::Extensions::Proxies

to include new resources based on those configurations
Manages the list of proxy configurations and manipulates the sitemap

def proxy(path, target, opts={}) 

def proxy(path, target, opts={})
  ProxyDescriptor.new(
    ::Middleman::Util.normalize_path(path),
    ::Middleman::Util.normalize_path(target),
    opts.dup
  )
end