DotBot control application

This application allows the DotBot to be controlled remotely either from

• a joystick or nrf52 compatible board running a firmware that sends compatible commands move or rgbled

• a computer running the dotbot-controller tool and with a nRF52840-DK connected to it and used as gateway. The nRF52840-DK must run the 03app_dotbot_gateway firmware

• the buttons on the nRF52840-DK gatewaty itself