- Update cbindgen, and disable static const generation
- add AM_GNU_GETTEXT_REQUIRE_VERSION

- Remove Into()
- Remove some unsafe
- Add Default when recommended
- Added Safety docs
- Use range contains()

- Added on_err_out!() macro

- Update cbindings to 0.19 otherwise it break

- don't use once_cell::Lazy
- remove lot of unsafe
- add # Safety documentation as needed

- Also remove the corresponding C++ code.
- Compile resources for pure Rust (examples)

- use an inclusive bound in the loop