The only page (!!!) I have been able to locate, after much searching, that deals with Ubuntu and wpa_supplicant is located HERE. It is in French, so I will be provide a translation shortly (I don’t actually understand any French, but since I have a ridiculously high IQ, it will probably only take me 15 minutes to learn. Or maybe I will just infer the procedure from the code examples instead :P).
Ubuntu and wpa