Heroku Cómo acceder a config vars django
from boto.s3.connection import S3Connection
s3 = S3Connection(os.environ['S3_KEY'], os.environ['S3_SECRET'])
EDestroyer
from boto.s3.connection import S3Connection
s3 = S3Connection(os.environ['S3_KEY'], os.environ['S3_SECRET'])
heroku config:add EMAIL_HOST_USER=xxx