• Improve the portability on Windows.

0.8 2019-03-19

• In addition to the package mindstorm, a version of the interface
  using LWT promises has been developed in the package mindstorm-lwt.

• LWT: transactions with the LEGO© brick are atomic.

• Use dune and dune.configurator.

• Be compatible with the latest version of libusb (Linux).

• Improve the documentation.

• Upgrade to OPAM 2.