Revert service provider, fixes #280

Author: jenssegers

src/Jenssegers/Mongodb/MongodbServiceProvider.php

@@ -13,12 +13,6 @@ class MongodbServiceProvider extends ServiceProvider {
      */
     public function boot()
     {
-        // Add a mongodb extension to the original database manager.
-        $this->app['db']->extend('mongodb', function($config)
-        {
-            return new Connection($config);
-        });
-
         Model::setConnectionResolver($this->app['db']);
 
         Model::setEventDispatcher($this->app['events']);
@@ -31,7 +25,13 @@ public function boot()
      */
     public function register()
     {
-        // Nothing.
+        $this->app->resolving('db', function($db)
+        {
+            $db->extend('mongodb', function($config)
+            {
+                return new Connection($config);
+            });
+        });
     }
 
 }