Pass debugOptions on construction of CSimulation2

The functions to set them explicitly are removed. This makes the
interface of `CSimulation2` smaller.

Also serializationtest and rejointest can't be active at the same time.
Add a warning about that and use a `std::variant`.

source/ps/Game.cpp

@@ -77,10 +77,10 @@ const CStr CGame::EventNameSimulationUpdate = "SimulationUpdate";
  * Constructor
  *
  **/
-CGame::CGame(bool replayLog, const bool oosLog):
+CGame::CGame(bool replayLog, const SimulationDebugOptions debugOptions):
 	m_World(new CWorld(*this)),
 	m_Simulation2{new CSimulation2{&m_World->GetUnitManager(), *g_ScriptContext, &m_World->GetTerrain(),
-		oosLog}},
+		debugOptions}},
 	// TODO: we need to remove that global dependency. Maybe the game view
 	// should be created outside only if needed.
 	m_GameView(CRenderer::IsInitialised() ? new CGameView(g_VideoMode.GetBackendDevice(), this) : nullptr),