Added tools for programmer on mac. Added libraries with connectors and wireless module. Updated Keel schema and PCB. Added DRC.

Keel scheme. Routed PCB for fixed circuit

Keel scheme. Fixed terrible error in circuit

Increased pads size for Keel and Feather PCBs

Added pinhead library with smaller pads

Simplify PCB by remapping pins

Created PCB for Keel

Created Keel eagle project