Fix promise namespace

joelwurtz · joelwurtz · commit 91fc4d8f55f1 · 2015-12-17T14:40:54.000+01:00
diff --git a/src/Plugin.php b/src/Plugin.php
@@ -2,7 +2,7 @@
 
 namespace Http\Client\Plugin;
 
-use Http\Client\Promise;
+use Http\Promise\Promise;
 use Psr\Http\Message\RequestInterface;
 
 /**
