| ⇢ | A | AutoCopyAttendeeInfoForm added | |
| ⇢ | A | CopyAttendeeInfoForm added | |
| ⇢ | A | CountryOptions added | |
| ⇢ | A | QuestionGroupRegForm added | |
| ⇢ | A | RegFormQuestionFactory added | |
| ⇢ | A | StateOptions added | |
| ⇢ | A | RegForm added | |
| ⇢ | A | RegistrationForm added | |
| D | ↛ | LegacyRegistrationForm removed | |
| A | ↛ | CountryOptions removed | |
| A | ↛ | LegacyAutoCopyAttendeeInfoForm removed | |
| A | ↛ | LegacyCopyAttendeeInfoForm removed | |
| A | ↛ | StateOptions removed |