Add back psycopg2 for django jsonfield
Add back psycopg2 for django jsonfield

mehanig/scrapi,felliott/scrapi,CenterForOpenScience/scrapi,mehanig/scrapi,erinspace/scrapi,erinspace/scrapi,felliott/scrapi,fabianvf/scrapi,fabianvf/scrapi,CenterForOpenScience/scrapi