Allow hiding IP addresses

This commit introduces a new feature where users can disable the collection and display of IP addresses. It's hardcoded in the .env config file for security reasons, and demo mode ignores this setting, because it already hides IPs by default.

app/Http/Middleware/ForceLogoutMiddleware.php

@@ -38,7 +38,7 @@ class ForceLogoutMiddleware
         if (Auth::user()->isBanned()) {
             Auth::logout();
 
-            $request->session()->flash('error', 'Error: Your session has been forcefully terminated. Please try again in a few days.');
+            $request->session()->flash('error', __('Your account is suspended. You will not be able to login or register until the suspension is lifted.'));
 
             return redirect('/');
         }

app/Http/Middleware/IPHistoryMiddleware.php

@@ -1,21 +0,0 @@
-<?php
-
-namespace App\Http\Middleware;
-
-use Closure;
-use Illuminate\Http\Request;
-
-class IPHistoryMiddleware
-{
-    /**
-     * Handle an incoming request.
-     *
-     * @param  \Illuminate\Http\Request  $request
-     * @param  \Closure  $next
-     * @return mixed
-     */
-    public function handle(Request $request, Closure $next)
-    {
-        return $next($request);
-    }
-}