Update doc footer/copyright (pytest-dev#5569)

Update doc footer/copyright

Author: nicoddemus

doc/en/_themes/flask/layout.html

@@ -16,7 +16,7 @@
 {%- block footer %}
   <div class="footer">
     &copy; Copyright {{ copyright }}.
-    Created using <a href="http://sphinx.pocoo.org/">Sphinx</a>.
+    Created using <a href="https://www.sphinx-doc.org/">Sphinx</a> {{ sphinx_version }}.
   </div>
   {% if pagename == 'index' %}
   </div>

doc/en/conf.py

@@ -15,7 +15,6 @@
 #
 # The full version, including alpha/beta/rc tags.
 # The short X.Y version.
-import datetime
 import os
 import sys
 
@@ -63,8 +62,7 @@
 
 # General information about the project.
 project = "pytest"
-year = datetime.datetime.utcnow().year
-copyright = "2015–2019 , holger krekel and pytest-dev team"
+copyright = "2015–2019, holger krekel and pytest-dev team"
 
 
 # The language for content autogenerated by Sphinx. Refer to documentation

doc/en/license.rst

@@ -9,7 +9,7 @@ Distributed under the terms of the `MIT`_ license, pytest is free and open sourc
 
     The MIT License (MIT)
 
-    Copyright (c) 2004-2017 Holger Krekel and others
+    Copyright (c) 2004-2019 Holger Krekel and others
 
     Permission is hereby granted, free of charge, to any person obtaining a copy of
     this software and associated documentation files (the "Software"), to deal in