fixes #342 add rfc option for syslogudp handler

Author: gwinn

DependencyInjection/Configuration.php

@@ -157,6 +157,7 @@
  *   - [level]: level name or int value, defaults to DEBUG
  *   - [bubble]: bool, defaults to true
  *   - [ident]: string, defaults to
+ *   - [rfc]: string, defaults to
  *
  * - swift_mailer:
  *   - from_email: optional if email_prototype is given
@@ -477,6 +478,7 @@ public function getConfigTreeBuilder()
                             ->scalarNode('title')->defaultNull()->end() // pushover
                             ->scalarNode('host')->defaultNull()->end() // syslogudp & hipchat
                             ->scalarNode('port')->defaultValue(514)->end() // syslogudp
+                            ->scalarNode('rfc')->defaultNull()->end() // syslogudp
                             ->arrayNode('publisher')
                                 ->canBeUnset()
                                 ->beforeNormalization()

DependencyInjection/MonologExtension.php

@@ -511,6 +511,9 @@ private function buildHandler(ContainerBuilder $container, $name, array $handler
             if ($handler['ident']) {
                 $definition->addArgument($handler['ident']);
             }
+            if ($handler['rfc']) {
+                $definition->addArgument($handler['rfc']);
+            }
             break;
 
         case 'swift_mailer':