1 Over the years, some servers stop working for various reasons, and leave

     2 behind broken roster subscriptions that trigger failing s2s connections.

     3 This module allows cleaning up such cases by unsubscribing local users

     4 from their contacts on those servers. Also works for typos and the like.

     5 Use with care.

     6 

     7 ```lua

     8 Component "gmail.com" "unsubscriber"

     9 ```