SLING-2698 - resource access security service for resource providers. Distinguish between context application and provider

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1558731 13f79535-47bb-0310-9956-ffa450edef68
SLING-2698 - resource access security service for resource providers. Distinguish between context application and provider

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1558732 13f79535-47bb-0310-9956-ffa450edef68