anchor.diff:  
   %% @doc
   %% Function: to_string/1
  -%% Purpose:  Make a json representation into a string
  +%% Purpose:  Make a mochijson representation into a string
   %% Returns:  string()
   %% @end
   %% to_string(Json) when is_list(Json) ->
  
positive.code:     {struct, [{Attr, Value}]};
  set_attr(Attr, Value) when is_list(Attr) ->
      set_attr(binary:list_to_bin(Attr), Value).
  
  replace_attr(Json, Path, Value) ->
  	erlang:display("replace_attr should be implemented"),
  	Json.
  
  
  %% @doc
  
negative.code: 
      NewJson4 = field_replace(NewJson3, "baz.fum.i.0", 9999999),
      erlang:display("9*****************************************************************"),
      erlang:display(NewJson4).
  
  
  %% ====================================================================
  