4.0.0

Change

• 44cf1bd Update @types/nlcst, utilities
  migrate: update too
• cc7d6c4 Change to require Node.js 16
  migrate: update too
• 6bed7a5 Change to use exports
  migrate: don’t use private APIs
• 796f621 Remove support for allowApostrophes overload
  migrate: pass options: {allowApostrophes: boolean}
• 0299cac Remove PhrasesList type
  migrate: it’s Array<string>
• 5a8cf14 Remove support for passing an object
  migrate: pass keys of the object: Object.keys(map)
• 4481c07 Remove deprecated SearchOptions type
  migrate: use Options

Full Changelog: 3.1.1...4.0.0