Release v0.9 (elixir-explorer#951)

Prepare release of v0.8.3 (elixir-explorer#921)

* Add changes for v0.8.3

* Change version to v0.8.3

* Apply suggestions from code review

Co-authored-by: Billy Lanchantin <william.lanchantin@cargosense.com>

* Apply suggestions from code review

* One last item

---------

Co-authored-by: Billy Lanchantin <william.lanchantin@cargosense.com>

Release v0.8.2 (elixir-explorer#900)

Release v0.8.1 (elixir-explorer#869)

Release v0.8 (elixir-explorer#834)

* Update crate dependencies

Nothing special. Just keeping everything up-to-date.

* Update README.md and CHANGELOG.md for v0.8

* Update "exploring_explorer.livemd" with changes from v0.8

* Bump version in mix.exs

Release v0.7.2

Release v0.7.1

Release v0.7.0

Release v0.6.1

Release v0.6.0