mod_blocklist: Drop blocked messages without error, option to restore compliant behavior From XEP-0191: > For message stanzas, the server SHOULD return an error, which SHOULD > be <service-unavailable/>. Following this may leak to a blocked JID that they have been blocked, which seems contrary to the goal of pretending to be perpetually offline.

== 1.0 ==
- Roster providers
- Clustering
- World domination