anchor.diff:  
   === Rules Handlers
   
  -The rule handler, as unit of work is a plain function that accepts
  -request as parameter and should return `accessrules/success` or `accessrules/error`.
  +The rule handler is a plain function that accepts a
  +request as a parameter and should return `accessrules/success` or `accessrules/error`.
   
   The `success` is a simple mark that means that handles passes the validation
   and `error` is a mark that means the opposite, that the handler does not pass
   the validation. Instead of returning plain boolean value, this approach allows
  -handlers to return errors messages or even an ring response.
  +handlers to return errors messages or even a ring response.
   
   .This is a simple example of the aspect of one rule handler
   [source, clojure]
  
positive.code: 
  === Leiningen
  
  The simplest way to use _buddy-auth_ in a clojure project, is by including it in the dependency
  vector on your *_project.clj_* file:
  
  ._on project.clj_
  [source,clojure]
  ----
  [buddy/buddy-auth "0.4.1"]
  
negative.code: 
  ;; Define default behavior for not authorized requests
  ;;
  ;; This function works like a default ring compatible handler
  ;; and should implement the default behavior for requests
  ;; which are not authorized by any defined rule
  
  (defn on-error
    [request value]
  