Jack Humbert 34112dac36 Adds the Proton C base project (#4224) ...

* adds proton c base

* fixes custom matrix include

* adds readme.md

* usable pins, readme update

2018-11-02 12:44:57 -04:00

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Adds the Proton C base project (#4224)

2018-11-02 12:44:57 -04:00