| ⇢ | A | StateHandler added | |
| ⇢ | A | State added | |
| ⇢ | A | EmptyState added | |
| ⇢ | A | State added | |
| ⇢ | A | State added |
| ⇢ | A | Client::state() added | |
| ⇢ | A | StateHandler::__construct() added | |
| ⇢ | A | StateHandler::handle() added | |
| ⇢ | A | State::refresh() added | |
| ⇢ | A | AsyncClient::state() added | |
| ⇢ | A | State::refresh() added | |
| ⇢ | A | EmptyState::statecode() added | |
| ⇢ | A | EmptyState::statename() added | |
| ⇢ | A | State::statecode() added | |
| ⇢ | A | State::statename() added |