| A | ↘ | B | Client got worse |
| ⇢ | D | Client::__get() added | |
| ⇢ | B | Client::__unset() added | |
| ⇢ | A | Client::__set() added | |
| ⇢ | A | Client::__isset() added | |
| ⇢ | A | Groups::getIterator() added | |
| ⇢ | A | Rooms::getIterator() added | |
| ⇢ | A | Client::clear() added | |
| ⇢ | A | Client::auth() added | |
| ⇢ | A | Client::authId() added | |
| A | ↛ | Client::messages() removed | |
| A | ↛ | Client::rooms() removed | |
| A | ↛ | Client::users() removed | |
| A | ↛ | Client::groups() removed |