Fixed FtpFilesystem imports

creocoder · creocoder · commit 92e6c25247c2 · 2015-02-17T01:56:41.000+03:00
diff --git a/src/FtpFilesystem.php b/src/FtpFilesystem.php
@@ -8,6 +8,7 @@
 namespace creocoder\flysystem;
 
 use League\Flysystem\Adapter\Ftp;
+use Yii;
 use yii\base\InvalidConfigException;
 
 /**
