various: Use 0.12+ API for serving files from the file system over HTTP Using mod_http_files this way is deprecated. Having the base behavior in a separate module makes it easier to have a specialized module with coherent behavior that does not do things when not explicitly enabled.

This module discards typing notifications sent to a bare host JID,
preventing error replies to be sent. These errors are harmless but can
be annoying sometimes if your client shows them prominently.