Add Length.Kilofoot unit (#1286)

Co-authored-by: Terry Farnham <[email protected]>
Co-authored-by: Andreas Gullberg Larsen <[email protected]>

Author: 3 people

Common/UnitDefinitions/Length.json

@@ -88,6 +88,7 @@
       },
       "FromUnitToBaseFunc": "{x} * 0.3048",
       "FromBaseToUnitFunc": "{x} / 0.3048",
+      "Prefixes": [ "Kilo" ],
       "Localization": [
         {
           "Culture": "en-US",

Common/UnitEnumValues.g.json

@@ -682,7 +682,8 @@
     "Twip": 34,
     "UsSurveyFoot": 35,
     "Yard": 36,
-    "Megameter": 41
+    "Megameter": 41,
+    "Kilofoot": 45
   },
   "Level": {
     "Decibel": 1,

UnitsNet.NanoFramework/GeneratedCode/Quantities/Length.g.cs

@@ -21,7 +21,7 @@ public class LengthTests : LengthTestsBase
         protected override double DtpPicasInOneMeter => 236.22047244;
         protected override double DtpPointsInOneMeter => 2834.6456693;
 
-        protected override double FeetInOneMeter => 3.28084;
+        protected override double FeetInOneMeter => 3.28083989501;
 
         protected override double HectometersInOneMeter => 1E-2;
 
@@ -85,6 +85,8 @@ public class LengthTests : LengthTestsBase
 
         protected override double MegametersInOneMeter => 1e-6;
 
+        protected override double KilofeetInOneMeter => 3.28083989501e-3;
+
         [ Fact]
         public void AreaTimesLengthEqualsVolume()
         {