edx-analytics-dashboard Dependencies Support for Django 2.2

Versions in edx-analytics-dashboard already support Django 2.2

• django-braces

• django-countries

• django-crispy-forms

• django-debug-toolbar

• django-dynamic-fixture

• django-model-utils

• django-soapbox

• django-waffle

• djangorestframework

• drf-jwt

• edx-auth-backends

• edx-django-release-util

• edx-django-utils

• edx-drf-extensions (https://openedx.atlassian.net/browse/BOM-1045)

• edx-i18n-tools

• edx-opaque-keys

• pytest-django

Support for Django 2.2 on master but not released to PyPI

• django-appconf

• social-auth-app-django

Haven't been tested with Django 2.2 upstream

• django-webpack-loader

• djangorestframework-csv

• pinax-announcements

• rest-condition (negligible Django usage beyond DRF, may just work with 2.2)