From e488aa993386c58be05a4992dfc6426202504343 Mon Sep 17 00:00:00 2001
From: alexshtf <alex.shtf@gmail.com>
Date: Wed, 24 Jan 2018 14:58:32 +0200
Subject: [PATCH] Fix build - forgot to use System in ReadOnlyListWrapper

---
 AutoDiff/Core/AutoDiff/ReadOnlyListWrapper.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/AutoDiff/Core/AutoDiff/ReadOnlyListWrapper.cs b/AutoDiff/Core/AutoDiff/ReadOnlyListWrapper.cs
index 468b37e..9ac1e9c 100644
--- a/AutoDiff/Core/AutoDiff/ReadOnlyListWrapper.cs
+++ b/AutoDiff/Core/AutoDiff/ReadOnlyListWrapper.cs
@@ -1,4 +1,5 @@
-using System.Collections;
+using System;
+using System.Collections;
 using System.Collections.Generic;
 
 namespace AutoDiff