automatic decimal formatting.

Models/UserConfig.cs

@@ -19,6 +19,7 @@
         public bool EnableShopSupplies { get; set; }
         public bool EnableExtraFieldColumns { get; set; }
         public bool HideSoldVehicles { get; set; }
+        public bool AutomaticDecimalFormat { get; set; }
         public string PreferredGasUnit { get; set; } = string.Empty;
         public string PreferredGasMileageUnit { get; set; } = string.Empty;
         public List<UserColumnPreference> UserColumnPreferences { get; set; } = new List<UserColumnPreference>();