From 901d41b8404524d8e0cd5126148c11128093c0fe Mon Sep 17 00:00:00 2001
From: Peter Oliver <git@mavit.org.uk>
Date: Mon, 24 Oct 2016 20:53:44 +0100
Subject: [PATCH] Template set comparisons are new in version 2.1.

---
 docsite/rst/playbooks_tests.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docsite/rst/playbooks_tests.rst b/docsite/rst/playbooks_tests.rst
index 51bd0257171..2bb31ecf5fa 100644
--- a/docsite/rst/playbooks_tests.rst
+++ b/docsite/rst/playbooks_tests.rst
@@ -67,6 +67,8 @@ be used.  The default is ``False``, but this setting as ``True`` uses more stric
 Group theory tests
 ------------------
 
+.. versionadded:: 2.1
+
 To see if a list includes or is included by another list, you can use 'issubset' and 'issuperset'::
 
     vars: