Recognize drawing numbers with dash symbol and letters on end.

ExportDXF/DrawingInfo.cs

@@ -30,7 +30,7 @@ namespace ExportDXF
 
         public static DrawingInfo Parse(string input)
         {
-			const string pattern = @"(?<jobNo>[34]\d{3})\s?(?<dwgNo>[ABEP]\d+)";
+            const string pattern = @"(?<jobNo>[34]\d{3})\s?(?<dwgNo>[ABEP]\d+(-\d+|[A-Z])?)";
 
             var match = Regex.Match(input, pattern);
 

ExportDXF/Forms/MainForm.cs

@@ -542,16 +542,7 @@ namespace ExportDXF.Forms
 
                 if (distinctComponents.Count() > 1)
                 {
-                    throw new NotImplementedException();
-
-                    //foreach (var comp in distinctComponents)
-                    //{
-                    //    items.Add(new Item
-                    //    {
-                    //        Name = itemNumber + rev++,
-                    //        Component = comp
-                    //    });
-                    //}
+                    continue;
                 }
                 else
                 {