| ⇢ | A | SessionTrait added | |
| A | ↛ | LimitSessionTrait removed |
| ⇢ | B | SessionTrait::sessionHandler() added | |
| ⇢ | A | SessionTrait::setSessionId() added | |
| ⇢ | A | SessionTrait::getSessionCount() added | |
| B | ↛ | LimitSessionTrait::sessionHandler() removed | |
| A | ↛ | LimitSessionTrait::getSessionCount() removed | |
| A | ↛ | LimitSessionTrait::setSessionId() removed |