-r requirements.txt
pymysql==0.7.11
freezegun==0.3.12
mock==3.0.5
dj-database-url==0.5.0

-r requirements.txt
pymysql==0.7.11
freezegun==0.3.12
mock==3.0.5
dj-database-url==0.5.0
psycopg2==2.8.4

Add psycopg2 to test requirements
Add psycopg2 to test requirements
