Code cleanup.

app/Http/Controllers/AttachmentController.php

@@ -124,7 +124,7 @@ class AttachmentController extends Controller
      */
     public function preview(Attachment $attachment)
     {
-        if($attachment->mime == 'application/pdf') {
+        if ($attachment->mime == 'application/pdf') {
             $file = public_path('images/page_white_acrobat.png');
         } else {
             $file = public_path('images/page_green.png');

app/Http/Controllers/Controller.php

@@ -6,7 +6,6 @@ use Illuminate\Foundation\Bus\DispatchesJobs;
 use Illuminate\Foundation\Validation\ValidatesRequests;
 use Illuminate\Routing\Controller as BaseController;
 use Preferences;
-use Session;
 use View;
 
 /**

app/Http/Controllers/HomeController.php

@@ -1,5 +1,6 @@
 <?php namespace FireflyIII\Http\Controllers;
 
+use Artisan;
 use Auth;
 use Carbon\Carbon;
 use Config;
@@ -11,7 +12,7 @@ use Preferences;
 use Route;
 use Session;
 use Steam;
-use Artisan;
+
 /**
  * Class HomeController
  *