Update to Django 2.2.1 (#2061)

Update to Django 2.2.1

README.rst

@@ -36,7 +36,7 @@ production-ready Django projects quickly.
 Features
 ---------
 
-* For Django 2.1
+* For Django 2.2
 * Works with Python 3.6
 * Renders Django projects with 100% starting test coverage
 * Twitter Bootstrap_ v4 (`maintained Foundation fork`_ also available)

setup.py

@@ -10,10 +10,10 @@ except ImportError:
 
 # Our version ALWAYS matches the version of Django we support
 # If Django has a new release, we branch, tag, then update this setting after the tag.
-version = "2.1.8-01"
+version = "2.2.1"
 
 if sys.argv[-1] == "tag":
-    os.system('git tag -a %s -m "version %s"' % (version, version))
+    os.system(f'git tag -a {version} -m "version {version}"')
     os.system("git push --tags")
     sys.exit()
 
@@ -34,7 +34,7 @@ setup(
     classifiers=[
         "Development Status :: 4 - Beta",
         "Environment :: Console",
-        "Framework :: Django :: 2.0",
+        "Framework :: Django :: 2.2",
         "Intended Audience :: Developers",
         "Natural Language :: English",
         "License :: OSI Approved :: BSD License",

{{cookiecutter.project_slug}}/requirements/base.txt

@@ -18,7 +18,7 @@ flower==0.9.3  # https://github.com/mher/flower
 
 # Django
 # ------------------------------------------------------------------------------
-django==2.1.8  # pyup: < 2.2  # https://www.djangoproject.com/
+django==2.2.1  # pyup: < 3.0  # https://www.djangoproject.com/
 django-environ==0.4.5  # https://github.com/joke2k/django-environ
 django-model-utils==3.1.2  # https://github.com/jazzband/django-model-utils
 django-allauth==0.39.1  # https://github.com/pennersr/django-allauth