Add support for rendering exceptions

src/Spectre.Console/Extensions/AnsiConsoleExtensions.Exceptions.cs

@@ -0,0 +1,21 @@
+using System;
+
+namespace Spectre.Console
+{
+    /// <summary>
+    /// Contains extension methods for <see cref="IAnsiConsole"/>.
+    /// </summary>
+    public static partial class AnsiConsoleExtensions
+    {
+        /// <summary>
+        /// Writes an exception to the console.
+        /// </summary>
+        /// <param name="console">The console.</param>
+        /// <param name="exception">The exception to write to the console.</param>
+        /// <param name="format">The exception format options.</param>
+        public static void WriteException(this IAnsiConsole console, Exception exception, ExceptionFormats format = ExceptionFormats.None)
+        {
+            Render(console, exception.GetRenderable(format));
+        }
+    }
+}