All the Accessibility Things

5.0 update:

• Adds a linter
• Gets markup and styles passing WCAG AA accessibility, which means that
  • The neutral color palette has changed
  • Text colors will be darker
  • link colors will change slightly
  • highlight/mark/select color will shift a tad
• An updated readme which
  • Explains the linter and accessibility rules
  • Has a breakdown of the naming conventions of variables
  • Explains the link styles
  • Actually makes the code samples more accessible by specifying the language

More Variables, menu support, quote fixes

• Adds more CSS Variables
  • vertical and horizontal spacing
  • font weight
  • font voice (italic / oblique)
  • Quotes: open/close, border sizes
  • text interactions: line style and decoration
• Corrects issue with multiple block quotes having single quote
• Adds interactive style to abbr[title]
• Adds style to <abbr>
• Makes the mark::selection slightly more accessible
• Adds support for <menu>
• Removes list-style from from nav li
• Adds documentation for new variables
• Improves documentation around how to incorporate into a project

Dropping IE support

This release removes duplicated properties that would've allowed this to work in browsers that didn't support CSS variables (e.g. IE).

going forward this and all other baselines will not duplicate CSS properties; they'll rely on CSS vars first.

NPM Maintenance Release

Changes to the NPM package and improved readme

Release to NPM

package.json was added, a test html file exists, and now there's a change log. Typography-baseline.css is now an NPM package.