extend fueltypes by additional column: heating value used in vecto engine

VectoCore/VectoCore/Resources/Declaration/FuelTypes.csv

-FuelType   , FuelDensity [kg/m3] , CO2 per FuelWeight [kgCo2/kgFuel] , Lower Heating Value [kJ/kg]
-Diesel CI  , 836                 , 3.13                              , 42700
-Ethanol CI , 820                 , 1.83                              , 25700
-Petrol PI  , 750                 , 3.04                              , 41500
-Ethanol PI , 786                 , 2.09                              , 29100
-LPG PI     ,                     , 3.02                              , 46000
-NG PI      ,                     , 2.54                              , 45100
-NG CI      ,                     , 1000                              , 100000
\ No newline at end of file
+FuelType   , FuelDensity [kg/m3] , CO2 per FuelWeight [kgCo2/kgFuel] , NCV_stdEngine [kJ/kg] , NCV_stdVecto [kJ/kg]
+Diesel CI  , 836                 , 3.13                              , 42700                 , 42700
+Ethanol CI , 820                 , 1.83                              , 25700                 , 25700
+Petrol PI  , 750                 , 3.04                              , 41500                 , 41500
+Ethanol PI , 786                 , 2.09                              , 29100                 , 29100
+LPG PI     ,                     , 3.02                              , 46000                 , 46000
+NG PI      ,                     , 2.54                              , 45100                 , 45100
+NG CI      ,                     , 1000                              , 100000                , 100000
\ No newline at end of file