ggs_logger got lost somewhere? I added it again, also replaced all references to helpers with ggs_logger

src/ggs_player.erl

@@ -20,19 +20,19 @@ start_link(Socket) ->
 %% @spec notify(Player::Pid(), From::Pid(), 
 %%              {Command::String(), Message::string()}) -> ok
 notify(Player, From, Message) ->
-    helpers:not_implemented().
+    ggs_logger:not_implemented().
 
 %% @doc Get the player token uniquely representing the player.
 %% @spec get_token() -> string()
 get_token(_Player) ->
-    helpers:not_implemented().
+    ggs_logger:not_implemented().
 
 %% @doc Properly terminates the player process. The player token will be lost
 %% together with the table token. It should also close the player socket and the 
 %% process should return in the end.
 %% @spec stop(Table::pid()) -> Reason::string()
 stop(_Player,_Table) ->
-    helpers:not_implemented().
+    ggs_logger:not_implemented().
 
 %% Internals