From d86a95b5e1fec23b4c48df5c693d6686df3fe74e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Samy=20Pess=C3=A9?= <samypesse@gmail.com>
Date: Thu, 25 Feb 2016 10:51:58 +0100
Subject: [PATCH] Add json format version to the json output

---
 lib/output/json.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/output/json.js b/lib/output/json.js
index 86a230758..e8a71cc28 100644
--- a/lib/output/json.js
+++ b/lib/output/json.js
@@ -21,6 +21,9 @@ JSONOutput.prototype.onPage = function(page) {
         // Delete some private properties
         delete json.config;
 
+        // Specify JSON output version
+        json.version = '2';
+
         return that.writeFile(
             page.withExtension('.json'),
             JSON.stringify(json, null, 4)