anchor.diff:  %% @end 
   %%--------------------------------------------------------------------
   init(Config) ->
  -    {ok, #state{config=Config}}.
  +    {ok, #configuration{config=Config}}.
   
   %%--------------------------------------------------------------------
   %% @spec 
  
positive.code: 
  -include("config.hrl").
  
  -record(state, {config}).
  
  %%====================================================================
  %% API
  
negative.code: %% @end 
  %%--------------------------------------------------------------------
  
  handle_call(get_config, _From, State) ->
  	{reply, State#configuration.config, State};
  
  handle_call(_Request, _From, State) ->
      Reply = ok,
  