Fix web project options panel behaviour when IIS and IIS Express is not installed.

Allow modification of IIS and IIS Express settings in a project
even if IIS or IIS Express is not found.

src/AddIns/BackendBindings/AspNet.Mvc/Project/Src/WebProjectOptions/WebProjectOptionsPanel.xaml.cs

@@ -30,16 +30,13 @@ namespace ICSharpCode.AspNet.Mvc
 			CreateWebProject(project);
 			if (!WebProjectService.IsIISOrIISExpressInstalled) {
 				StatusLabel.Text = ResourceService.GetString("ICSharpCode.WebProjectOptionsPanel.IISNotFound");
-				return;
 			}
 			
-			if (properties.UseIISExpress) {			
-				if (WebProjectService.IsIISExpressInstalled) {
-					UseIISExpress.IsChecked = true;
-					PortTextBox.Text = properties.DevelopmentServerPort.ToString();
-					ProjectUrl.Text = String.Empty;
-					SelectIISExpress();
-				}
+			if (properties.UseIISExpress) {
+				UseIISExpress.IsChecked = true;
+				PortTextBox.Text = properties.DevelopmentServerPort.ToString();
+				ProjectUrl.Text = String.Empty;
+				SelectIISExpress();
 			} else if (properties.UseIIS) {
 				if (WebProjectService.IISVersion != IISVersion.None) {
 					UseLocalIIS.IsChecked = true;
@@ -101,13 +98,12 @@ namespace ICSharpCode.AspNet.Mvc
 			bool isIISExpressInstalled = WebProjectService.IsIISExpressInstalled;
 			
 			if (!isIISExpressInstalled) {
-				UseIISExpress.IsChecked = false;
-				properties.UseIISExpress = false;
 				StatusLabel.Text = ResourceService.GetString("ICSharpCode.WebProjectOptionsPanel.IISNotFound");
 			} else {
 				StatusLabel.Text = String.Empty;
 			}
-			IISExpressGroup.IsEnabled = CreateVirtualDirectoryButton.IsEnabled = isIISExpressInstalled;
+			IISExpressGroup.IsEnabled = true;
+			CreateVirtualDirectoryButton.IsEnabled = isIISExpressInstalled;
 			LocalIISGroup.IsEnabled = false;
 		}
 		
@@ -126,13 +122,12 @@ namespace ICSharpCode.AspNet.Mvc
 			
 			if (!isIISInstalled) {
 				StatusLabel.Text = ResourceService.GetString("ICSharpCode.WebProjectOptionsPanel.IISNotFound");
-				ProjectUrl.Text = String.Empty;
-				UseLocalIIS.IsChecked = false;
 			} else {
 				StatusLabel.Text = String.Empty;
 				ProjectUrl.Text = properties.IISUrl;
 			}
-			LocalIISGroup.IsEnabled = CreateVirtualDirectoryButton.IsEnabled = isIISInstalled;
+			LocalIISGroup.IsEnabled = true;
+			CreateVirtualDirectoryButton.IsEnabled = isIISInstalled;
 			IISExpressGroup.IsEnabled = false;
 		}