anchor.diff:  
   + Response 400 (application/json)
   
  -## Get username by token [GET/{token}]
  +## Get username by token [GET/login/{token}]
   Returns username by token if found
   
   
  
positive.code: 
  + Response 404 (application/json)
  
  ## Create a new user [POST/users]
  
  + username (string) - name of the user
  + password (string) - password of the user
  
negative.code: 
  + Response 400 (application/json)
  
  ## Get user by username [GET/login/users/{username}]
  Returns user password and email if found
  
  + Parameters
  