Merge pull request #19 from eXtreme/patch-1

Fix deprecation notice in yaml file on symfony 3.1+

Author: cjyclaire

src/Resources/config/services.yml

@@ -3,6 +3,6 @@ parameters:
 
 services:
     aws_sdk:
-        class: %aws_sdk.class%
+        class: "%aws_sdk.class%"
         arguments:
-            - ~
+            - ~