ntlm: improve code style and readability

ntlm: improve code style and readability

This patch does not introduce any functional or behavioural change.

The code in ntlm.c has been restyled to better to obey to the
new coding style and its readability has been a improved a bit.

Signed-off-by: Antonio Quartulli <a@unstable.cc>
Acked-by: Steffan Karger <steffan@karger.me>
Message-Id: <20170710043441.24770-5-a@unstable.cc>
URL: https://www.mail-archive.com/openvpn-devel@lists.sourceforge.net/msg15028.html
Signed-off-by: David Sommerseth <davids@openvpn.net>