anchor.diff:  %%
   %%
   rpc_echo(_Payload) -> term_to_binary({ok,"echo!!"}).
  -rpc_make_new_account(LoginId, Password) -> term_to_binary({ng, notoken}).
  -rpc_login(LoginId, Password) -> term_to_binary({ng, notoken}).
  -rpc_logout(Token) -> term_to_binary(ng).
  -rpc_check_token(Token) -> ng.
  +
  +rpc_make_new_account(LoginId, Password) ->
  +	term_to_binary(impl_new_account(LoginId, Password)).
  +
  +rpc_login(LoginId, Password) ->
  +	term_to_binary(impl_login(LoginId, Password)).
  +
  +rpc_logout(Token) ->
  +	term_to_binary(impl_logout(Token)).
  +
  +rpc_check_token(Token) ->
  +	term_to_binary(impl_check_token(Token)).
  +
   rpc_online(Token) -> ng.
   rpc_offline(Token) -> ng.
   
  
positive.code: 	amqp_rpc_client:stop(NewAcctPid),
  	amqp_rpc_client:stop(EchoPid),
  
  	ok.
  
  
  
negative.code: %% player_if.erl
  %%
  %% this module communicates players unity client via AMQP (rabbitmq client) with JSON.
  %% use internal service for this work. call internal services via Erlang gen_server framework.
  %%
  
  -module(player_if).
  