Make scope_t not const& + implement more execution callbacks

Author: Hop311

src/openvic-simulation/country/CountryInstance.cpp

@@ -39,6 +39,7 @@ CountryInstance::CountryInstance(
 	colour { ERROR_COLOUR },
 	capital { nullptr },
 	country_flags {},
+	ai { true },
 	releasable_vassal { true },
 	country_status { COUNTRY_STATUS_UNCIVILISED },
 	lose_great_power_date {},

src/openvic-simulation/country/CountryInstance.hpp

@@ -79,6 +79,7 @@ namespace OpenVic {
 		colour_t PROPERTY(colour); // Cached to avoid searching government overrides for every province
 		ProvinceInstance const* PROPERTY(capital);
 		string_set_t PROPERTY(country_flags);
+		bool PROPERTY_CUSTOM_PREFIX(ai, is);
 		bool PROPERTY_CUSTOM_PREFIX(releasable_vassal, is);
 
 		country_status_t PROPERTY(country_status);