| ⇢ | A | CredentialResolver added | |
| B | ↗ | A | Client improved |
| ⇢ | A | CredentialResolver::resolve() added | |
| ⇢ | A | CredentialResolver::getQrCodeStatus() added | |
| ⇢ | A | CredentialResolver::getPtWebQQ() added | |
| ⇢ | A | CredentialResolver::getUinAndPSessionId() added | |
| ⇢ | A | CredentialResolver::findQRSign() added | |
| ⇢ | A | CredentialResolver::__construct() added | |
| ⇢ | A | CredentialResolver::getVfWebQQ() added | |
| ⇢ | A | CredentialResolver::sendRequest() added | |
| A | ↛ | Client::verifyQrCodeStatus() removed | |
| A | ↛ | Client::getPtWebQQ() removed | |
| A | ↛ | Client::getUinAndPSessionId() removed | |
| A | ↛ | Client::makeQrCodeImage() removed | |
| A | ↛ | Client::getVfWebQQ() removed | |
| A | ↛ | Client::getCookies() removed |