* Enable clippy in CI
- Removed beta and nightly channels to prevent build breakage
- Fixed some lints noted by `pedantic` and `nursery` level (but not denying these levels by default)
* First pass at CI support
* Fix MSRV (required by wgpu)
* Winit requires MSRV 1.36.0 on Linux, add rustfmt to CI, add CI badge to README
* Don't forget to install rustfmt