ci update

.gitlab-ci.yml

@@ -6,6 +6,7 @@ services:
 testing:
   stage: test
   script:
+    - export ENV=development
     - export DATABASE_URL=postgres://postgres:@postgres:5432/python-test-app
     - pip install -r requirements.txt
     - ./manage.py check

requirements.txt

 #OutGoing_REX
 Django==2.0.3
+django_heroku==0.3.1
 psycopg2-binary==2.7.4
 git+https://github.com/mingchen/django-cas-ng.git@23e755c61d58c957a056c7a321272ab5888797a9#egg=django-cas-ng
 Pillow==5.0.0