avoid to parse invalid package list

src/ce_libmaneditor.lfm

@@ -178,12 +178,12 @@ inherited CELibManEditorWidget: TCELibManEditorWidget
           item
             AutoSize = True
             Caption = 'Alias'
-            Width = 37
+            Width = 629
           end        
           item
             AutoSize = True
             Caption = 'Library file or folder of sources'
-            Width = 67
+            Width = 172
           end        
           item
             AutoSize = True

src/ce_libmaneditor.pas

@@ -250,8 +250,16 @@ var
   cli: TFPHTTPClient;
 begin
   cbb.Items.Clear;
-  cli := TFPHTTPClient.Create(self);
+  cli := TFPHTTPClient.Create(nil);
+  try
+    try
       pge := cli.Get('https://code.dlang.org/');
+    except
+      pge := '';
+    end;
+  finally
+    cli.Free;
+  end;
   // note, also works with regex \"packages\/[a-zA-Z0-9_-]+\"
   with TStringRange.create(pge) do while not empty do
   begin