added exceptron log target.

Exceptron.Client/ExceptionSeverity.cs

@@ -0,0 +1,28 @@
+namespace Exceptron.Client
+{
+    /// <summary>
+    /// Severity of the exception being reported
+    /// </summary>
+    public enum ExceptionSeverity
+    {
+        /// <summary>
+        /// Excepted Error. Can be ignored
+        /// </summary>
+        None = 0,
+
+        /// <summary>
+        /// Error that can be handled gracefully
+        /// </summary>
+        Warning = 1,
+
+        /// <summary>
+        /// Blocking user from completing their intended action
+        /// </summary>
+        Error = 2,
+
+        /// <summary>
+        /// Will most likely cause the application to crash
+        /// </summary>
+        Fatal = 3
+    }
+}