Add information about client installation (#125)

spyl94 · dbu · commit b55c0faf42d2 · 2016-11-28T08:52:57.000+01:00
Add link to list of clients in readme
diff --git a/README.md b/README.md
@@ -17,6 +17,7 @@ Via Composer
 ``` bash
 $ composer require php-http/httplug-bundle
 ```
+Make sure to also require at least one [client](http://docs.php-http.org/en/latest/clients.html).
 
 Enable the bundle in your kernel:
 
