| ⇢ | A | SquadronHelperException added | |
| ⇢ | A | PingController added | |
| A | ↛ | PingController removed |
| ⇢ | A | SquadronHelperException::badRouteActionString() added | |
| ⇢ | A | SquadronHelperException::badModelAttach() added | |
| ⇢ | A | PingController::ping() added | |
| A | ↛ | PingController::ping() removed |