v7.0.0

Breaking:

• Rename floyd option to dithering and drop the nofs option 515fb7e
• Change the quality option to accept an array of min and max elements and use fractional numbers 0e0edd2
  {quality: '60-80'} → {quality: [0.6, 0.8]}

Other:

• Add TypeScript definition (#54) b2ad077
• Update dependencies fdac781