| ⇢ | A | MessageSender added | |
| A | ↛ | SimpleSender removed |
| ⇢ | A | MessageSender::sendMessageToChat() added | |
| ⇢ | A | PrivateMessageProcessor::sendTemplatedMessage() added | |
| ⇢ | A | MessageSender::sendMessageToUser() added | |
| ⇢ | A | PrivateMessageProcessor::sendPlainTextMessage() added | |
| ⇢ | A | MessageSender::__construct() added | |
| D | ↘ | F | PrivateMessageProcessor::process() got worse |
| A | ↛ | SimpleSender::sendMessage() removed | |
| A | ↛ | PrivateMessageProcessor::createResponseMessage() removed | |
| A | ↛ | SimpleSender::__construct() removed |
