Add Mass unit Dalton (atomic mass unit) (#1634)

- Extended Mass units with dalton (and KiloDalton, MegaDalton,
GigaDalton).
- Updated tests accordingly.

Wikipedia description of dalton / unified atomic mass unit: [Dalton
(unit)](https://en.wikipedia.org/wiki/Dalton_(unit))

Co-authored-by: Debra Lewis <[email protected]>

Author: dmlewis08

Common/UnitDefinitions/Mass.json

@@ -271,6 +271,24 @@
           "Abbreviations": [ "em" ]
         }
       ]
-    }
+    },
+    {
+      "SingularName": "Dalton",
+      "PluralName": "Daltons",
+      "BaseUnits": {
+        "M": "Dalton"
+      },
+      "XmlDocSummary": "The Dalton or unified atomic mass unit (abbreviation Da or u) is a unit of mass defined as 1/12 of the mass of an unbound neutral atom of carbon-12 in its nuclear and electronic ground state and at rest.",
+      "XmlDocRemarks": "https://en.wikipedia.org/wiki/Dalton_(unit)",
+      "FromUnitToBaseFunc": "{x} *  1.66053906660e-27",
+      "FromBaseToUnitFunc": "{x} /  1.66053906660e-27",      
+      "Prefixes": [ "Kilo", "Mega" , "Giga" ],
+      "Localization": [
+        {
+          "Culture": "en-US",
+          "Abbreviations": [ "Da", "u" ]
+        }
+      ]
+    },
   ]
 }

Common/UnitEnumValues.g.json

@@ -836,7 +836,11 @@
     "Stone": 24,
     "Tonne": 25,
     "Femtogram": 35,
-    "Picogram": 29
+    "Picogram": 29,
+    "Dalton": 37,
+    "Gigadalton": 33,
+    "Kilodalton": 26,
+    "Megadalton": 30
   },
   "MassConcentration": {
     "CentigramPerDeciliter": 1,

Common/UnitRelations.json

@@ -13,8 +13,8 @@
   "AreaMomentOfInertia.MeterToTheFourth = Volume.CubicMeter * Length.Meter",
   "double = SpecificEnergy.JoulePerKilogram * BrakeSpecificFuelConsumption.KilogramPerJoule",
   "DynamicViscosity.NewtonSecondPerMeterSquared = Density.KilogramPerCubicMeter * KinematicViscosity.SquareMeterPerSecond",
-  "ElectricCurrent.Ampere = ElectricCurrentGradient.AmperePerSecond * Duration.Second",
   "ElectricCharge.AmpereHour = ElectricCurrent.Ampere * Duration.Hour",
+  "ElectricCurrent.Ampere = ElectricCurrentGradient.AmperePerSecond * Duration.Second",
   "ElectricPotential.Volt = ElectricCurrent.Ampere * ElectricResistance.Ohm",
   "Energy.Joule = ElectricPotential.Volt * ElectricCharge.Coulomb",
   "Energy.Joule = EnergyDensity.JoulePerCubicMeter * Volume.CubicMeter",
@@ -73,8 +73,8 @@
   "SpecificEnergy.JoulePerKilogram = Speed.MeterPerSecond * Speed.MeterPerSecond",
   "SpecificWeight.NewtonPerCubicMeter = Acceleration.MeterPerSecondSquared * Density.KilogramPerCubicMeter",
   "Speed.MeterPerSecond = Acceleration.MeterPerSecondSquared * Duration.Second",
-  "TemperatureDelta.DegreeCelsius = TemperatureGradient.DegreeCelsiusPerKilometer * Length.Kilometer",
   "TemperatureDelta.DegreeCelsius = TemperatureChangeRate.DegreeCelsiusPerSecond * Duration.Second",
+  "TemperatureDelta.DegreeCelsius = TemperatureGradient.DegreeCelsiusPerKilometer * Length.Kilometer",
   "Torque.NewtonMeter = ForcePerLength.NewtonPerMeter * Area.SquareMeter",
   "Torque.NewtonMeter = Length.Meter * Force.Newton",
   "Torque.NewtonMeter = RotationalStiffness.NewtonMeterPerRadian * Angle.Radian",