| Class | Merb::Assets::UniqueAssetPath | 
| In: | lib/merb-assets/assets.rb | 
| Parent: | Object | 
Helper for creating unique paths to a file name Can increase speend for browsers that are limited to a certain number of connections per host for downloading static files (css, js, images…)
Builds the path to the file based on the name
| filename<String>: | Name of file to generate path for | 
| String: | The path to the asset. | 
  build("/javascripts/my_fancy_script.js")
  # => "https://assets5.my-awesome-domain.com/javascripts/my_fancy_script.js"