8.1.0

Add

• d5e0dcd Add color option

Miscellaneous

• 1b8ddbf Refactor to use import map
  by @rwe in #20

Types

• 29071f1 Refactor types to use readonly
• 142f645 Add declaration maps
• 96de28a Refactor types
• 4246be3 Fix typo to expose Options type
  by @rwe in #19

Full Changelog: 8.0.0...8.1.0