cointerra: Implement basic miner logic
cointerra: Use get-info instead of request(info)
cointerra: Use lowl-usb endpoint interface to get VCOM-like characteristics
lowl-usb: Search function to read from an endpoint until a needle is found
cointerra: Ignore garbage data until start sequence found
cointerra: Only iterate over processors when queue_full is actually changing
lowl-usb: --device-protocol-dump for usb_{read,write} functions