Merge branch 'master' of github.com:appwrite/appwrite into swoole

CHANGES.md

@@ -42,6 +42,7 @@
 - Fixed OAuth redirect when using the self-hosted instance default success URL ([#454](https://github.com/appwrite/appwrite/issues/454))
 - Fixed bug denying authentication with Github OAuth provider
 - New OAuth adapter for Box.com
+- New OAuth adapter for PayPal sandbox
 
 ## Breaking Changes
 - **Deprecated** `first` and `last` query params for documents list route in the database API

src/Appwrite/Auth/OAuth2/PaypalSandbox.php

@@ -7,7 +7,7 @@ use Appwrite\Auth\OAuth2\Paypal;
 
 class PaypalSandbox extends Paypal
 {
-    protected environment = 'sandbox';
+    protected $environment = 'sandbox';
 
     /**
      * @return string