Update of "Who's using Debian?"

[Luis Muñoz Fuente <luis.munoz.edu@juntadeandalucia.es>]

Hello everyone:
I am Luis Muñoz Fuente and as you have already seen I have been updating
the "Who's using Debian?" entries with the invaluable help of Laura
Arjona. I will continue to check for posts that are outdated or have
broken links. Greetings