Update HTTPlug to alpha3, fixes #22

Author: sagikazarmark

composer.json

@@ -12,7 +12,7 @@
     ],
     "require": {
         "php": ">=5.4",
-        "php-http/httplug": "1.0.0-alpha2",
+        "php-http/httplug": "1.0.0-alpha3",
         "php-http/message-factory": "^1.0"
     },
     "require-dev": {

src/HttpMethodsClient.php

@@ -12,7 +12,7 @@
 
 /**
  * Convenience HTTP client that integrates the MessageFactory in order to send
- * requests in the form of
+ * requests in the following form:
  *
  * $client
  *     ->get('/foo')
@@ -37,8 +37,6 @@ class HttpMethodsClient implements HttpClient
     private $messageFactory;
 
     /**
-     * Instantiate the message client with a client and a message factory.
-     *
      * @param HttpClient     $httpClient     The client to send requests with.
      * @param MessageFactory $messageFactory The message factory to create requests.
      */