| ⇢ | A | CertificationEmail added |
| ⇢ | A | CertificationEmail::__construct() added | |
| ⇢ | A | CertificationEmail::getBody() added | |
| ⇢ | A | CertificationEmail::getSubject() added | |
| ⇢ | A | CertificationEmail::getHTMLBody() added | |
| ⇢ | A | CertificationEmail::getTextBody() added | |
| B | ↘ | C | ParticipantAPI::rejectCert() got worse |