Create a Xml reader read and response a request

- Remove all responsabilities of Phrases\Http\Verbs\Get
- Reader\Xml now can read a xml and mount a response for this
- In Phrases\Server was added a parameters with the name of file to
  consult (Dependence Injection)
- On class Http\Response was created a static method to modify content-type
  and encodes
- Router has a new method to set file to Consultings called
  fileToConsult and it works as a "setter"