mod_client_management: Prevent exception on missing client info
> attempt to index a nil value (local 'legacy_info')
Unsure how exactly this happens, perhaps by mixing SASL2/BIND2 with
legacy equivalents?
Introduction
============
This module attempts to sanitize XHTML-IM messages.
It does **not** attempt to sanitize any CSS embedded in `style`
attributes, these are instead stripped by default.
Configuration
=============
Option Type Default
------------------------ --------- ---------
`strip_xhtml_style` boolean `true`
`bounce_invalid_xhtml` boolean `false`