updates GoDaddy DNS records automatically
create a `settings_local.py`` file:
# credentials (https://developer.godaddy.com/keys/)
GODADDY_PUBLIC_KEY = ''
GODADDY_SECRET_KEY = ''
# domains
# {
# 'example.com': [
# '@', # domain itself
# 'foo' # subdomain
# ]
# }
DOMAINS = {}
# time to live (optional)
DOMAIN_TTL = 600
# log-file (optional)
LOG_FILE = 'godaddy.log'