PressureUnit: remove the MeterOfElevation and FootOfElevation (#1531)

- `PressureUnit`: remove the `MeterOfElevation` and `FootOfElevation`
- `Pressure`: added `FromElevation` and `ToElevation` methods (using
`Length`)

Author: lipchev

Common/UnitDefinitions/Pressure.json

@@ -400,30 +400,6 @@
           "Abbreviations": [ "inH2O", "inch wc", "wc" ]
         }
       ]
-    },
-    {
-      "SingularName": "MeterOfElevation",
-      "PluralName": "MetersOfElevation",
-      "FromUnitToBaseFunc": "Math.Pow(1.0 - ({x} / 44307.69396), 5.2553026003237266401799415610351) * 101325.0",
-      "FromBaseToUnitFunc": "(1.0 - Math.Pow({x} / 101325.0, 0.190284)) * 44307.69396",
-      "Localization": [
-        {
-          "Culture": "en-US",
-          "Abbreviations": [ "m of elevation" ]
-        }
-      ]
-    },
-    {
-      "SingularName": "FootOfElevation",
-      "PluralName": "FeetOfElevation",
-      "FromUnitToBaseFunc": "Math.Pow(1.0 - ({x} / 145366.45), 5.2553026003237266401799415610351) * 101325.0",
-      "FromBaseToUnitFunc": "(1.0 - Math.Pow({x} / 101325.0, 0.190284)) * 145366.45",
-      "Localization": [
-        {
-          "Culture": "en-US",
-          "Abbreviations": [ "ft of elevation" ]
-        }
-      ]
     }
   ]
 }

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

@@ -106,10 +106,6 @@ public class PressureTests : PressureTestsBase
 
         protected override double MillipascalsInOnePascal => 1e3;
 
-        protected override double MetersOfElevationInOnePascal => 39364.9129730686;
-
-        protected override double FeetOfElevationInOnePascal => 129149.976945763;
-
         [Fact]
         public void Absolute_WithAbsolutePressureReference_IsEqual()
         {
@@ -283,5 +279,20 @@ public void PressureDividedByTimeSpanEqualsPressureChangeRate()
             PressureChangeRate pressureChangeRate = Pressure.FromPascals(50) / TimeSpan.FromSeconds(5);
             Assert.Equal(PressureChangeRate.FromPascalsPerSecond(10), pressureChangeRate);
         }
+
+        [Fact]
+        public void PressureFromElevation_ConvertsWithRounding()
+        {
+            var pressureFromElevation = Pressure.FromElevation(new Length(129149.9769457631, LengthUnit.Foot));
+            Assert.Equal(1, pressureFromElevation.Pascals, PascalsTolerance);
+        }
+
+        [Fact]
+        public void ElevationFromPressure_ConvertsWithRounding()
+        {
+            Length elevationFromPressure = Pressure.FromPascals(1).ToElevation();
+            Assert.Equal(LengthUnit.Foot, elevationFromPressure.Unit);
+            Assert.Equal(129149.976945763, elevationFromPressure.Value, 9);
+        }
     }
 }