Fixed some aliases and reworked namespaces

src/NadekoBot/_common/LbOpts.cs

@@ -0,0 +1,14 @@
+#nullable disable
+using CommandLine;
+
+namespace NadekoBot.Common;
+
+public class LbOpts : INadekoCommandOptions
+{
+    [Option('c', "clean", Default = false, HelpText = "Only show users who are on the server.")]
+    public bool Clean { get; set; }
+
+    public void NormalizeOptions()
+    {
+    }
+}