anchor.diff:            "id": "1"
           }
   
  -## Retrieve a Machine [PUT]
  +
  +
  +## Update a Machine [PUT]
  +
  ++ Request (application/json)
  +
  +        {
  +          "name": "waldo"
  +        }
  +
  ++ Response 200 (application/json)
  +
  +        {
  +          "type": "bulldozer",
  +          "name": "waldo",
  +          "id": "1"
  +        }
  +
  +## Retrieve a Machine [GET]
   + Response 200 (text/plain)
   
           {
  
positive.code:           "id": "1"
          }
  
  ## Update a Machine [GET]
  + Response 200 (text/plain)
  
          Hello World!
  
  ## Delete Message [DELETE]
  + Response 204
  
  # Machine Types [/machine_types/{id}]
  
  ## Retreive Machine type [GET]
  + Response 200 (application/json)
  
negative.code: # Machine [/machines/{id}]
  
  ## Create a Machine [POST]
  + Request (application/json)
  
          {
            "type": "bulldozer",
            "name": "willy",
          }
  
  + Response 201 (application/json)
  
          {
  