Merge pull request #302 from koharudin/patch-1

Update Captcha.php - name alredy use

src/Captcha.php

@@ -19,7 +19,6 @@
 use Illuminate\Hashing\BcryptHasher as Hasher;
 use Illuminate\Filesystem\Filesystem;
 use Illuminate\Http\File;
-use Illuminate\Http\Response;
 use Illuminate\Support\Str;
 use Intervention\Image\Gd\Font;
 use Intervention\Image\Geometry\Factories\LineFactory;