Create method URI() on Router Class, it's now is more flexible

- Modify index.php file to use uri method to set a MATCH uri
- Router now is more flexible to uri's
- Add dispatch method to send requests to the browser
- The Router::httpMethodTypeRequested() now return the self object (fluent interface)

Modify response as XML

- On index.php, modify the url match from 'joker' to 'quote'
- On Reader\Xml create the method '_throwError()' to send HTTP error
  message and response as XML
- On Services\Router rename the method httpMethodResquestVerb() to
  httpVerb()
- Remove the call for this method on Phrases\Server and replace to
  httpVerb
Merge branch 'getmethod' of https://github.com/malukenho/phrases into getmethod