add 3 gunicorn workers
add 3 gunicorn workers

Impactstory/citeas-api,Impactstory/citeas-api,Impactstory/oadoi,Impactstory/oadoi,Impactstory/sherlockoa,Impactstory/impactstory-tng,Impactstory/impactstory-tng,Impactstory/impactstory-tng,Impactstory/citeas-api,Impactstory/oadoi,Impactstory/sherlockoa