Applied fixes from StyleCI

sagikazarmark · StyleCIBot · commit 4139d2010b64 · 2016-03-04T14:03:14.000-05:00
diff --git a/src/RequestConditionalPlugin.php b/src/RequestConditionalPlugin.php
@@ -2,7 +2,6 @@
 
 namespace Http\Client\Plugin;
 
-use Http\Message\Authentication;
 use Http\Message\RequestMatcher;
 use Psr\Http\Message\RequestInterface;
 
