[tftpy-general] doc updates

[Michael P. S. <mso...@di...>]

If you check the website, I'm moving the api docs to use Sphinx. 

Hope you like them.

Mike
-- 
Michael P. Soulier <mso...@di...>
"Any intelligent fool can make things bigger and more complex... It takes a
touch of genius - and a lot of courage to move in the opposite direction."
--Albert Einstein