Add Prototypical Repaints for Vanilla Freight Cars

https://www.nexusmods.com/railroader/mods/528

HistoricFreightEquipment/info.json

@@ -0,0 +1,7 @@
+{
+	"Id": "HistoricFreightEquipment",
+	"Version": "3.2.0",
+	"DisplayName": "Historic Freight Equipment",
+	"Author": "Route of the Whippet",
+	"ManagerVersion": "0.31.0.0"
+}