fix: some build & linter warnings

Examples/SystemCommandsBot/commands/Commando.cs

@@ -1,28 +1,23 @@
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Text;
-
-namespace SystemCommandsBot.commands
+namespace SystemCommandsBot.commands
 {
     public class Commando
     {
-        public int ID { get; set; }
+        public int Id { get; set; }
 
-        public String Title { get; set; }
+        public string Title { get; set; }
 
-        public String ShellCmd { get; set; }
+        public string ShellCmd { get; set; }
 
         public bool Enabled { get; set; } = true;
 
-        public String Action { get; set; }
+        public string Action { get; set; }
 
         public bool UseShell { get; set; } = true;
 
 
         public int? MaxInstances { get; set; }
 
-        public String ProcName
+        public string ProcName
         {
             get;set;
         }