Viewer of IsoFields is added

FieldVisualizer/InfraStructures/Enums/ColorMapsTypes.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace FieldVisualizer.InfraStructures.Enums
+{
+    public enum ColorMapsTypes
+    {
+        FullSpectrum = 0,
+        RedToWhite = 1,
+        RedToBlue = 2,
+        BlueToWhite = 3
+    }
+}

FieldVisualizer/InfraStructures/Exceptions/FieldVisulizerException.cs

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+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace FieldVisualizer.InfraStructures.Exceptions
+{
+    public class FieldVisulizerException : Exception
+    {
+        public FieldVisulizerException(string errorString) : base(errorString)
+        {
+        }
+    }
+}

FieldVisualizer/InfraStructures/Strings/ErrorStrings.cs

@@ -0,0 +1,11 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace FieldVisualizer.InfraStructures.Strings
+{
+    public static class ErrorStrings
+    {
+        public static string ColorMapTypeIsUnknown => "#0001: ColorMap type is unknown";
+    }
+}