Captive-Portal: add logging to syslog

Signed-off-by: Alexander Marx <alexander.marx@ipfire.org>

html/cgi-bin/logs.cgi/log.dat

@@ -51,6 +51,7 @@ $cgiparams{'SECTION'} = 'ipfire';
 my %sections = (
         'auth' => '(\w+\(pam_unix\)\[.*\]: )',
 		'wio' => '(wio|wio\[.*\])',
+        'captive' => '(Captive:)',
         'clamav' => '(clamd\[.*\]: |freshclam\[.*\]: )',
         'collectd' => '(collectd\[.*\]: )',
         'cron' => '(fcron\[.*\]: )',
@@ -77,6 +78,7 @@ my %sections = (
 my %trsections = (
         'auth' => "$Lang::tr{'loginlogout'}",
 		'wio' => 'Who Is Online?',
+        'captive' => $Lang::tr{'captive'},
         'clamav' => 'ClamAV',
         'collectd' => 'Collectd',
         'cron' => 'Cron',