DNSroboCert 3.15.0

Added

• Support ECDSA keys when creating new certificates with the key_type string parameter
  in the certificate section: set to rsa to use RSA keys (default if not set) or ecdsa
  to use ECDSA keys. Example:

  profiles:
  - name: dummy
    ...
  certificates:
  - domains: [example.org]
    profile: dummy
    key_type: ecdsa