Fixes

• Fix image links with escaped brackets #1683
• Fix async highlight not async #1685
• Fix ordered lists that use ) delimiter #1704
• Pass many more Em and Strong tests #1686 (Thanks @calculuschild)

Docs

• Add favicon #1710
• Decode hash #1712
• Clarify level of support for Markdown flavors #1720
• Fix quick ref #1729

Scripts

• Add npm run rules #1726