better handling of scenes with empty titles

closes #5

Ficdown.Parser/Parser/StateResolver.cs

@@ -58,7 +58,8 @@
         private string ResolveDescription(PageState page)
         {
             var resolved = new StringBuilder();
-            resolved.AppendFormat("## {0}\n\n", page.Scene.Name);
+            if(!string.IsNullOrEmpty(page.Scene.Name))
+                resolved.AppendFormat("## {0}\n\n", page.Scene.Name);
 
             var firstToggleCounter = 0;
             for (var i = 0; i < page.State.ActionsToShow.Count; i++)

Ficdown.Parser/Parser/Utilities.cs

@@ -88,7 +88,7 @@ namespace Ficdown.Parser.Parser
             {
                 Original = !string.IsNullOrEmpty(astr) ? astr : null,
                 Text = !string.IsNullOrEmpty(txstr) ? txstr : null,
-                Title = !string.IsNullOrEmpty(ttstr) ? ttstr : null,
+                Title = ttstr,
                 Href = ParseHref(hrefstr)
             };
         }