Open source contrib TODO

Let's balance the obscure experimentation with some things that are
actually useful to society.

Things to finish, and what blocks them:

- PDP: painful confrontation with design mess
- osmocom CCID & MITM: broken tool chain, design mismatch in atmel lib
- axo: linux platform problems (probaby resolved)
- rust: need a driver project (pyla?)
- pyla & sigrok: 

20140810 PDP / zl
20140809 Rust
Fix PDP / libprim.
osmocom CCID & MITM
sigrok / pyla bridge