Adds command buffer to client, and input command injection (#2538)

Adds the command buffer to the console.
adds wait <ticks> command to console.
Adds the `incmd` command to inject input commands directly into the simulation, bypassing the frontend.
Removes client side permission check for debug builds.

Robust.Client/Console/ClientConsoleHost.cs

@@ -109,13 +109,13 @@ namespace Robust.Client.Console
             if (AvailableCommands.ContainsKey(commandName))
             {
                 var playerManager = IoCManager.Resolve<IPlayerManager>();
-
+#if !DEBUG
                 if (!_conGroup.CanCommand(commandName) && playerManager.LocalPlayer?.Session.Status > SessionStatus.Connecting)
                 {
                     WriteError(null, $"Insufficient perms for command: {commandName}");
                     return;
                 }
-
+#endif
                 var command1 = AvailableCommands[commandName];
                 args.RemoveAt(0);
                 var shell = new ConsoleShell(this, null);