Rename admin controllers to reflect namespace

app/Http/Controllers/Admin/AdminController.php

@@ -1,37 +0,0 @@
-<?php
-
-namespace App\Http\Controllers\Admin;
-
-use App\Http\Controllers\Controller;
-
-class AdminController extends Controller
-{
-    /*
-    |--------------------------------------------------------------------------
-    | Admin Controller
-    |--------------------------------------------------------------------------
-    |
-    | Here we have the logic for the admin cp
-    |
-     */
-
-    /**
-     * Set variables.
-     *
-     * @var string
-     */
-    public function __construct()
-    {
-        $this->username = config('admin.user');
-    }
-
-    /**
-     * Show the main admin CP page.
-     *
-     * @return \Illuminate\View\Factory view
-     */
-    public function showWelcome()
-    {
-        return view('admin.welcome', ['name' => $this->username]);
-    }
-}