Release

Update version in Cargo.toml.
Update CHANGELOG.md with version and publication date.
Update the docs site to the new version (here)
- To get the changes to the crate since the last release, you can use a command like the following:
```
git log sprocket-v0.1.0..HEAD --oneline
```
Run tests: cargo test --all-features.
Run linting: cargo clippy --all-features.
Run fmt: cargo fmt --check.
Run doc: cargo doc.
Stage changes: git add Cargo.toml CHANGELOG.md.

Create git commit:

git commit -m "release: bumps `sprocket` version to v0.1.0"

Create git tag:
```
git tag v0.1.0
```
Push release: git push && git push --tags.
Go to the Releases page in Github, create a Release for this tag, and copy the notes from the CHANGELOG.md file.

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