CreateGenericCRL is a helper function that takes in all of the information above, and then calls the createCRL function.

NewCRLFromDB takes in a list of CertificateRecords, as well as the issuing certificate of the CRL, and the private key.

NewCRLFromFile takes in a list of serial numbers, one per line, as well as the issuing certificate of the CRL, and the private key.