[Standards] UPDATED: XEP-0472 (Pubsub Social Feed)

Version 0.2.1 of XEP-0472 (Pubsub Social Feed) has been released. Abstract: This specification defines a way of publishing social content over XMPP. Changelog: * Clarify text in Reply-To section to show that the XMPP link is mandatory and that the HTTP link is optional. (jp) URL: https://xmpp.org/extensions/xep-0472.html Note: The information in the XEP list at https://xmpp.org/extensions/ is updated by a separate automated process and may be stale at the time this email is sent. The XEP documents linked herein are up-to- date.