Improvements to bonus system node types / propagators

- Node type is now set on construction and never changes
- Added army propagator that also checks for TOWN and HERO
- Renamed existing propagators to be in sync with enumeration

lib/mapObjects/CGDwelling.cpp

@@ -50,7 +50,11 @@ void CGDwellingRandomizationInfo::serializeJson(JsonSerializeFormat & handler)
 }
 
 CGDwelling::CGDwelling(IGameInfoCallback *cb):
-	CArmedInstance(cb)
+	CGDwelling(cb, BonusNodeType::ARMY)
+{}
+
+CGDwelling::CGDwelling(IGameInfoCallback *cb, BonusNodeType nodeType):
+	CArmedInstance(cb, nodeType, false)
 {}
 
 CGDwelling::~CGDwelling() = default;