anchor.diff:  + Parameters
       + Authorization (string)
   
  -
   + Request (application/json)
       + Attributes (PhonebookEntry)
   
   + Response 201 
   
  -    Created successfully
  -
   + Response 401 
   
  -    User not authorized
  -
  -
  -
  -
  +    
   ## Phonebook Favorites [/phonebook/favorites{?Authorization}]
   
   ### getFavorites [GET]
  
positive.code: Returns entry with provided ID
  + Parameters
      + Authorization (string)
      
      + id (number, required)
  
  
  + Response 200 (application/json)
  
      OK
  
      + Attributes (PhonebookEntry)
  
  + Response 401 
  
      User not authorized
  
  + Response 404 
  
      Entry not found for given ID
  
  
  
  ### update [PUT]
  Updates an existing entry in the phonebook
  + Parameters
      + Authorization (string)
      
      + id (number, required)
  
  
  + Request (application/json)
      + Attributes (PhonebookEntry)
  
  + Response 200 (application/json)
  
      OK
  
      + Attributes (PhonebookEntry)
  
  + Response 401 
  
      User not authorized
  
  + Response 404 
  
      Entry not found for given ID
  
  
  
  ### deleteEntry [DELETE]
  
negative.code: Creates new user entry
  
  + Response 200 (application/json)
      + Attributes (UserEntry)
  
  
  # Data Structures
  
  ## PhonebookEntry (object)
  + id (number) 
  + title (string) 
  + firstName (string) 
  + lastName (string) 
  + phoneNumber (string) 
  + email (string) 
  + favorite (boolean) 
  
  
  ## PhonebookEntries (object)
  + entries (array[PhonebookEntry]) 
  
  
  ## UserEntry (object)
  + key (string) 
  
  