Added KilopoundsForcePerFoot (kipf/ft) imperial variant

Author: Dirk Schuermans

Common/UnitDefinitions/ForcePerLength.json

@@ -20,7 +20,7 @@
         }
       ]
     },
-	{
+    {
       "SingularName": "NewtonPerMillimeter",
       "PluralName": "NewtonsPerMillimeter",
       "FromUnitToBaseFunc": "x*1e3",
@@ -83,6 +83,18 @@
           "Abbreviations": [ "lbf/yd" ]
         }
       ]
+    },
+    {
+      "SingularName": "KilopoundForcePerFoot",
+      "PluralName": "KilopoundsForcePerFoot",
+      "FromUnitToBaseFunc": "x*14593.90292",
+      "FromBaseToUnitFunc": "x/14593.90292",
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [ "kipf/ft" ]
+        }
+      ]
     }
   ]
 }

UnitsNet.Tests/CustomCode/ForcePerLengthTests.cs

@@ -27,6 +27,7 @@ public class ForcePerLengthTests : ForcePerLengthTestsBase
         protected override double DecinewtonsPerMeterInOneNewtonPerMeter => 1E1;
         protected override double KilogramsForcePerMeterInOneNewtonPerMeter => 0.101972;
         protected override double KilonewtonsPerMeterInOneNewtonPerMeter => 1E-3;
+        protected override double KilopoundsForcePerFootInOneNewtonPerMeter => 6.8521766E-5;
         protected override double MicronewtonsPerMeterInOneNewtonPerMeter => 1E6;
         protected override double MillinewtonsPerMeterInOneNewtonPerMeter => 1E3;
         protected override double NanonewtonsPerMeterInOneNewtonPerMeter => 1E9;