build: align minimum build dependencies with ndn-cxx
* gcc 7.4
* clang 6.0
* Xcode 10.0 (11.3 or later recommended)
Change-Id: Ie867798d37898dbabb0620de719fff4bd46df590
diff --git a/docs/conf.py b/docs/conf.py
index 05d0f76..6c466d4 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -18,7 +18,7 @@
# -- Project information -----------------------------------------------------
project = u'ChronoSync: A Synchronization Protocol for NDN'
-copyright = u'Copyright © 2012-2021 Regents of the University of California.'
+copyright = u'Copyright © 2012-2022 Regents of the University of California.'
author = u'Named Data Networking Project'
# The short X.Y version.