Add new overload for Ordinalize that accepts a CultureInfo,

so the consumer can override the requested culture. This fixes #593. See
the discussion there for details.

src/Humanizer.Tests.Shared/OrdinalizeTests.cs

@@ -1,4 +1,5 @@
-using Xunit;
+using System.Globalization;
+using Xunit;
 
 namespace Humanizer.Tests
 {
@@ -95,5 +96,13 @@ public void OrdinalizeStringGenderIsImmaterial(string number)
             var feminineOrdinalized = number.Ordinalize(GrammaticalGender.Feminine);
             Assert.Equal(masculineOrdinalized, feminineOrdinalized);
         }
+
+        [Theory]
+        [InlineData("en-US", 1, "1st")]
+        [InlineData("nl-NL", 1, "1e")]
+        public void OrdinalizeWithCultureOverridesCurrentCulture(CultureInfo culture, int number, string ordinalized)
+        {
+            Assert.Equal(number.Ordinalize(culture), ordinalized);
+        }
     }
 }

src/Humanizer/OrdinalizeExtensions.cs

@@ -42,6 +42,17 @@ public static string Ordinalize(this int number)
             return Configurator.Ordinalizer.Convert(number, number.ToString(CultureInfo.InvariantCulture));
         }
 
+        /// <summary>
+        /// Turns a number into an ordinal number used to denote the position in an ordered sequence such as 1st, 2nd, 3rd, 4th.
+        /// </summary>
+        /// <param name="number">The number to be ordinalized</param>
+        /// <param name="culture">Culture to use. If null, current thread's UI culture is used.</param>
+        /// <returns></returns>
+        public static string Ordinalize(this int number, CultureInfo culture)
+        {
+            return Configurator.Ordinalizers.ResolveForCulture(culture).Convert(number, number.ToString(culture));
+        }
+
         /// <summary>
         /// Turns a number into an ordinal number used to denote the position in an ordered sequence such as 1st, 2nd, 3rd, 4th.
         /// Gender for Brazilian Portuguese locale