RFC: delete "hardware" and "Neo 1973" from "Navigation" box (also add FAQ and applications, and repurpose applications)

[Minh Ha Duong]

> Earlier the Applications page had description:
> "applications being developed by the core set of Openmoko developers. "
> http://wiki.openmoko.org/index.php?title=Applications&oldid=52442

Yes, I deleted that because the core set of Openmoko developers concept did 
not make sense to me.

Minh