Add more SpecificEnergy units (#761)

* Added the unit definitions for SpecificEnergy Wd/kg, Wd/t, and Wd/ST.  (K, M, G, T prefixes)

* Add Units to SpecificEnergy. ([K, M, G, T]WattDays and per ShortTon and Tonne)

Author: trb5016

Common/UnitDefinitions/SpecificEnergy.json

@@ -39,14 +39,53 @@
       "PluralName": "WattHoursPerKilogram",
       "FromUnitToBaseFunc": "x*3.6e3",
       "FromBaseToUnitFunc": "x/3.6e3",
-      "Prefixes": [ "Kilo", "Mega" ],
+      "Prefixes": [ "Kilo", "Mega", "Giga" ],
       "Localization": [
         {
           "Culture": "en-US",
           "Abbreviations": [ "Wh/kg" ]
         }
       ]
     },
+    {
+      "SingularName": "WattDayPerKilogram",
+      "PluralName": "WattDaysPerKilogram",
+      "FromUnitToBaseFunc": "x*(24*3.6e3)",
+      "FromBaseToUnitFunc": "x/(24*3.6e3)",
+      "Prefixes": [ "Kilo", "Mega", "Giga", "Tera" ],
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [ "Wd/kg" ]
+        }
+      ]
+    },
+    {
+      "SingularName": "WattDayPerTonne",
+      "PluralName": "WattDaysPerTonne",
+      "FromUnitToBaseFunc": "x*((24*3.6e3)/1e3)",
+      "FromBaseToUnitFunc": "x/((24*3.6e3)/1e3)",
+      "Prefixes": [ "Kilo", "Mega", "Giga", "Tera" ],
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [ "Wd/t" ]
+        }
+      ]
+    },
+    {
+      "SingularName": "WattDayPerShortTon",
+      "PluralName": "WattDaysPerShortTon",
+      "FromUnitToBaseFunc": "x*((24*3.6e3)/9.0718474e2)",
+      "FromBaseToUnitFunc": "x/((24*3.6e3)/9.0718474e2)",
+      "Prefixes": [ "Kilo", "Mega", "Giga", "Tera" ],
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [ "Wd/ST" ]
+        }
+      ]
+    },
     {
       "SingularName": "BtuPerPound",
       "PluralName": "BtuPerPound",

UnitsNet.NumberExtensions.Tests/GeneratedCode/NumberToSpecificEnergyExtensionsTest.g.cs

@@ -10,12 +10,35 @@ public class SpecificEnergyTests : SpecificEnergyTestsBase
         protected override double JoulesPerKilogramInOneJoulePerKilogram => 1e0;
         protected override double KilojoulesPerKilogramInOneJoulePerKilogram => 1e-3;
         protected override double MegajoulesPerKilogramInOneJoulePerKilogram => 1e-6;
+
         protected override double BtuPerPoundInOneJoulePerKilogram => 4.299226e-4;
+
         protected override double CaloriesPerGramInOneJoulePerKilogram => 2.3900573613766730401529636711281e-4;
         protected override double KilocaloriesPerGramInOneJoulePerKilogram => 2.3900573613766730401529636711281e-7;
+
         protected override double WattHoursPerKilogramInOneJoulePerKilogram => 2.77777778e-4;
         protected override double KilowattHoursPerKilogramInOneJoulePerKilogram => 2.77777778e-7;
         protected override double MegawattHoursPerKilogramInOneJoulePerKilogram => 2.77777778e-10;
+        protected override double GigawattHoursPerKilogramInOneJoulePerKilogram => 2.77777778e-13;
+
+        protected override double WattDaysPerKilogramInOneJoulePerKilogram => 1.15740741E-5;
+        protected override double KilowattDaysPerKilogramInOneJoulePerKilogram => 1.15740741E-8;
+        protected override double MegawattDaysPerKilogramInOneJoulePerKilogram => 1.15740741E-11;
+        protected override double GigawattDaysPerKilogramInOneJoulePerKilogram => 1.15740741E-14;
+        protected override double TerawattDaysPerKilogramInOneJoulePerKilogram => 1.15740741E-17;
+
+        protected override double WattDaysPerShortTonInOneJoulePerKilogram => 1.04998234E-2;
+        protected override double KilowattDaysPerShortTonInOneJoulePerKilogram => 1.04998234E-5;
+        protected override double MegawattDaysPerShortTonInOneJoulePerKilogram => 1.04998234E-8;
+        protected override double GigawattDaysPerShortTonInOneJoulePerKilogram => 1.04998234E-11;
+        protected override double TerawattDaysPerShortTonInOneJoulePerKilogram => 1.04998234E-14;
+
+        protected override double WattDaysPerTonneInOneJoulePerKilogram => 1.15740741E-2;
+        protected override double KilowattDaysPerTonneInOneJoulePerKilogram => 1.15740741E-5;
+        protected override double MegawattDaysPerTonneInOneJoulePerKilogram => 1.15740741E-8;
+        protected override double GigawattDaysPerTonneInOneJoulePerKilogram => 1.15740741E-11;
+        protected override double TerawattDaysPerTonneInOneJoulePerKilogram => 1.15740741E-14;
+        
 
         [Fact]
         public void MassTimesSpecificEnergyEqualsEnergy()