mod_pubsub_serverinfo: implemented all basic features This commit replaces the earlier proof-of-concept to a solution that: - reports on remotely-connected domains - uses disco/info to detect if those domains opt-in - publishes domain names for remote domains that do so - caches the disco/info response

---
labels:
- Stage-Alpha
rockspec:
  dependencies:
  - mod_sasl2
summary: "XEP-0386: Bind 2.0"
---

Experimental early implementation of [XEP-0386: Bind 2.0] for use with
[mod_sasl2].