Moved patch.py into project tree -- it's not being maintained any more.

- Legacy-Id: 17330

ietf/checks.py

@@ -1,11 +1,10 @@
-# Copyright The IETF Trust 2015-2019, All Rights Reserved
+# Copyright The IETF Trust 2015-2020, All Rights Reserved
 # -*- coding: utf-8 -*-
 
 
 from __future__ import absolute_import, print_function, unicode_literals
 
 import os
-import patch
 import six
 import sys
 import time
@@ -19,6 +18,7 @@ debug.debug = True
 from django.conf import settings
 from django.core import checks
 from django.utils.module_loading import import_string
+import ietf.utils.patch as patch
 
 checks_run = []                         # type: List[str]
 

ietf/settings.py

@@ -1061,7 +1061,6 @@ SILENCED_SYSTEM_CHECKS = [
 CHECKS_LIBRARY_PATCHES_TO_APPLY = [
     'patch/fix-django-unicode-comparison-bug.patch',
     'patch/fix-unidecode-argument-warning.patch',
-    'patch/fix-patch-no-chdir.patch',
 ]
 if DEBUG:
     try: