Latest fixes

Author: j0k3r

lib/Imgur/Auth/OAuth2.php

@@ -64,9 +64,9 @@ class OAuth2 implements AuthInterface
      */
     public function __construct(HttpClientInterface $httpClient, string $clientId, string $clientSecret)
     {
+        $this->httpClient = $httpClient;
         $this->clientId = $clientId;
         $this->clientSecret = $clientSecret;
-        $this->httpClient = $httpClient;
     }
 
     /**

lib/Imgur/Client.php

@@ -120,8 +120,8 @@ public function getAuthenticationClient(): AuthInterface
         if (null === $this->authenticationClient) {
             $this->authenticationClient = new Auth\OAuth2(
                 $this->getHttpClient(),
-                $this->getOption('client_id'),
-                $this->getOption('client_secret')
+                (string) $this->getOption('client_id'),
+                (string) $this->getOption('client_secret')
             );
         }