add a new export: feature list

[Nyalab]

as @Una asked, it would be cool to export the caniuse feature list

please review @MoOx

[MoOx]

lgtm.

Reminder: Easy release:

• merge
• bump package version number by hand
• edit changelog
• commit with version number
• "npm run release" (require GITHUB_TOKEN as env var) :)

[Nyalab]

sorry i totally forgot about that before 😓