mod_s2s_log: Remove ?DEBUG() calls

Current ejabberd versions support two different logging frameworks that
require different build options.  There's currently no easy way to deal
with this for external modules, so let's omit the ?DEBUG() calls for the
moment.

mod_s2s_log/src/mod_s2s_log.erl

@@ -50,12 +50,11 @@
 -record(config, {filename=?DEFAULT_FILENAME, iodevice}).
 
 %% For now we only support one log file for all vhosts.
-start(Host, Opts) ->
+start(_Host, Opts) ->
     %% ejabberd starts modules sequentially so we assume no race
     %% condition is possible here
     case whereis(?PROCNAME) of
 	undefined ->
-	    ?DEBUG("Starting mod_s2s_log ~p  ~p~n", [Host, Opts]),
 	    Filename = gen_mod:get_opt(filename, Opts, ?DEFAULT_FILENAME),
 	    %% TODO: Both hooks will need Host parameter for vhost support
 	    ejabberd_hooks:add(reopen_log_hook, ?MODULE, reopen_log, 55),
@@ -67,7 +66,6 @@ start(Host, Opts) ->
     end.
 
 init(Config)->
-    ?DEBUG("Starting mod_s2s_log ~p with config ~p~n", [?MODULE, Config]),
     {ok, IOD} = file:open(Config#config.filename, ?FILE_OPTS),
     loop(Config#config{iodevice=IOD}).
 
@@ -79,7 +77,6 @@ loop(Config) ->
 	{reopen_log} ->
 	    file:close(Config#config.iodevice),
 	    {ok, IOD} = file:open(Config#config.filename, ?FILE_OPTS),
-	    ?INFO_MSG("Reopened s2s log file", []),
 	    loop(Config#config{iodevice = IOD});
 	stop ->
 	    file:close(Config#config.iodevice),