Version 2.1.0

Minor

• Setup GitHub Sponsors funding:
  • Added .github/funding.yml to display a sponsor button in GitHub.
  • Added a package.json funding field to enable npm CLI funding features.

Patch

• Updated dev dependencies.
• Removed the now redundant eslint-plugin-import-order-alphabetical dev dependency.
• Use coverage-node for test code coverage.
• Use strict mode for scripts.
• Renamed the test:units script to test:api.
• Use double quotes around the test:prettier script glob for Windows support.
• Added a .gitattributes file to enforce LF line endings in a Windows environment.
• Test Node.js v13 in CI.
• Prettier ignore package.json.
• Comment typo fix.
• Renamed a variable in tests.
• Added more tests.