3.0.0

• Main element no longer assumed (breaking)
• Events no longer DOM based (breaking)
• New events callback signature (breaking)
• Lack of initial aria-hidden="true" now safe (possibly breaking)
• New .create() method
• Method chaining now possible
• New test suite
• Library entirely rewritten with inline comments + JSDoc
• Reworked documentation

PR: #62.
Intro: http://hugogiraudel.com/2017/01/30/introducing-a11y-dialog-v3/.
Credits: thanks to Mike Smart & Loïc Giraudel.