-r base.txt
boto==2.48.0
django-mailgun==0.9.1
django-storages-redux==1.3.3
gevent==1.2.2
gunicorn==19.4.5
opbeat==3.5.2

-r base.txt
boto==2.48.0
django-mailgun==0.9.1
django-storages-redux==1.3.3
gevent==1.2.2
gunicorn==19.7.1
opbeat==3.5.2

Update gunicorn from 19.4.5 to 19.7.1
Update gunicorn from 19.4.5 to 19.7.1