FIX: fix minor bug in user management

app/Http/Controllers/Admin/Users/EditUser.php

@@ -39,7 +39,7 @@ class EditUser extends Controller
     public function getEditUser(User $user = null)
     {
         // when no user specified, lets assume we want to edit "me"
-        if (!$user->exists()) {
+        if (!$user->exists) {
             $user = Auth::user();
         }
 

app/Http/Controllers/Admin/Users/UserDetail.php

@@ -25,10 +25,11 @@ class UserDetail extends Controller
     public function getDetail(User $user = null)
     {
         // when no user specified, lets assume we want to edit "me"
-        if (!$user->exists()) {
-            $id = Auth::user();
+        if (!$user->exists) {
+            $user = Auth::user();
         }
 
+
         $actions = $this->log->getUserActions($user->id, 10);
         $roles = UserRoles::getWithTranslations();
         $states = UserStates::getWithTranslations();

app/Http/Controllers/Auth/LoginController.php

@@ -5,6 +5,7 @@ namespace App\Http\Controllers\Auth;
 use App\Http\Controllers\Controller;
 use Illuminate\Foundation\Auth\AuthenticatesUsers;
 use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Session;
 
 class LoginController extends Controller
 {