[tor-dev] bananaphone obfsproxy module

[David Stainton]

> Please do it in your bananaphone branch if that's more convenient to
> you.
>
> (If you want to be more adventurous, you can even make a new branch on
> top of the current upstream master with your setup() function and the
> obfs2 changes. I will merge that faster than the bananaphone changes.)

OK I gave BaseTransport the setup class method and used it to
save obfs2's shared secret :

https://github.com/david415/obfsproxy/commits/david-transport-setup

I have not yet tested it. I will do that soon.