feat: Added util method for removing BOM characters from UTF8 data

ICD.Common.Utils.Tests/EncodingUtilsTest.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Text;
+using NUnit.Framework;
+
+namespace ICD.Common.Utils.Tests
+{
+	[TestFixture]
+	public sealed class EncodingUtilsTest
+	{
+		[Test]
+		public void StripUtf8BomTest()
+		{
+			Assert.Throws<ArgumentNullException>(() => EncodingUtils.StripUtf8Bom(null));
+
+			byte[] preamble = Encoding.UTF8.GetPreamble();
+			string preambleString = Encoding.UTF8.GetString(preamble, 0, preamble.Length);
+
+			Assert.AreEqual(string.Empty, EncodingUtils.StripUtf8Bom(string.Empty));
+			Assert.AreEqual("test", EncodingUtils.StripUtf8Bom("test"));
+			Assert.AreEqual("test", EncodingUtils.StripUtf8Bom(preambleString + "test"));
+		}
+	}
+}