Catch and print exceptions from device constructor.

DiscImageChef.Devices/Device/DeviceException.cs

@@ -0,0 +1,24 @@
+using System;
+
+namespace DiscImageChef.Devices
+{
+    /// <summary>
+    ///     Exception to be returned by the device constructor
+    /// </summary>
+    public class DeviceException : Exception
+    {
+        internal DeviceException(string message) : base(message)
+        {
+        }
+
+        internal DeviceException(int lastError)
+        {
+            LastError = lastError;
+        }
+
+        /// <summary>
+        ///     Last error sent by the operating systen
+        /// </summary>
+        public int LastError { get; }
+    }
+}