Merge pull request #24 from ins0/fix/23

Fix: removed http client reuse instance

src/EdpGithub/Http/Client.php

@@ -114,14 +114,14 @@ public function request($path, array $parameters = array(), $httpMethod = 'GET',
     {
         $client = $this->getHttpClient($path);
         $request = $client->getRequest();
+        $client->setMethod($httpMethod);
 
         if ($httpMethod == 'GET') {
             $query = $request->getQuery();
             foreach ($parameters as $key => $value) {
                 $query->set($key, $value);
             }
         } elseif ($httpMethod == 'POST') {
-            $client->setMethod($httpMethod);
             $request->setContent(json_encode($parameters));
         }
 
@@ -150,10 +150,8 @@ public function request($path, array $parameters = array(), $httpMethod = 'GET',
      */
     public function getHttpClient($path)
     {
-        if (null === $this->httpClient) {
-            $this->httpClient = new HttpClient();
-            $this->httpClient->setAdapter($this->getHttpAdapter());
-        }
+        $this->httpClient = new HttpClient();
+        $this->httpClient->setAdapter($this->getHttpAdapter());
         $this->httpClient->setUri($this->options['base_url'] . $path);
         return $this->httpClient;
     }