*/README: Update compatibility info of modules still using legacy is_admin API
mod_admin_message
mod_admin_probe
mod_block_outgoing
mod_broadcast
mod_data_access
mod_muc_config_restrict
mod_muc_restrict_rooms
This module blocks configured queries that change server state.
E.g. to make vCard storage read-only:
``` lua
readonly_stores = {
vcard = { "vcard-temp", "vCard" };
}
```