Fix Buffer, Group and FingersCrossed handlers to make use of their processors, fixes #170

src/Monolog/Handler/GroupHandler.php

@@ -55,6 +55,12 @@ class GroupHandler extends AbstractHandler
      */
     public function handle(array $record)
     {
+        if ($this->processors) {
+            foreach ($this->processors as $processor) {
+                $record = call_user_func($processor, $record);
+            }
+        }
+
         foreach ($this->handlers as $handler) {
             $handler->handle($record);
         }