All of the information that I found on the Internet seem to agree on that.
This patch could also make unnecessary some special cases in FFN handling
(e.g. in ww8par6.cxx).

Change-Id: If86f2da2697200f1a01a3c70badae7230125c3a2
Reviewed-on: https://gerrit.libreoffice.org/5738Tested-by: Caolán McNamara <caolanm@redhat.com>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>