Add symfony extension

Author: tatarenkoigor

src/Resources/DependencyInjection/JaegerExtension.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Jaeger\Symfony\Resources\DependencyInjection;
+
+use Symfony\Component\Config\FileLocator;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Extension\Extension;
+use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
+
+class JaegerExtension extends Extension
+{
+    public function load(array $configs, ContainerBuilder $container)
+    {
+        $loader = new YamlFileLoader(
+            $container,
+            new FileLocator(__DIR__ . '/../config')
+        );
+        $loader->load('services.yml');
+    }
+}