Use Pimple instead of Core\Registry and add Monolog for logging

app/ServiceProvider/Event.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace ServiceProvider;
+
+use Pimple\Container;
+use Pimple\ServiceProviderInterface;
+use Core\Event as EventDispatcher;
+
+class Event implements ServiceProviderInterface
+{
+    public function register(Container $container)
+    {
+        $container['event'] = new EventDispatcher;
+    }
+}