new arguments to playerEnterVehicle: vehicle and seat; new argument to playerExitVehicle: vehicle
vehicle and seat (in Enter only) in playerEnterVehicle/Exit; added event "playerLeave" with arguments: player, reason (0 - lost connection, 1 - exit)
Merge pull request #77 from g3o0or/master

vehicle and seat (in Enter only) in playerEnterVehicle/Exit; added event "playerLeave" with arguments: player, reason (0 - lost connection, 1 - exit)