anchor.diff:      
           {
               "_links": {
  -               "self": { "href": "/folders/1" },        
  +               "self": { "href": "/folders/1" },
  +               "edit": { "href": "/folders/1" }     
               },
               "id": 1,
               "name": "Health",
  
positive.code: This entry point resource does not have any attributes, instead it offers affordances available at the root of the API.
  
  ### Affordances
  + `self` ... API entry point
  + `folders` ... List of todo folders 
  
  ## Retrieve the API Root [GET]
  
negative.code: + `folders_count` ... Total count of all folders
  
  ### Affordances
  + `show` (`self`) ... List of all Folders
  + `create` ... Create a new Folder
  
  + Model (application/hal+json)
  
          {
              "_links": {
                 "self": { "href": "/folders" },
                 "create": { "href": "/folders" }
              },
              "folders_count": 2,
              "_embedded": {
  