* Fix Accessibility issues: tabpanel behavior, and reduced motion setting
* Move tabindex to <Section /> and add aria-label to the panel
* move role and aria-label to div component
* Update semantics for ActivityPanel
Move the Section wrap to the top-level of ActivityPanel
Use an `aside` for the panel, which will expose the panel as a “complementary” in landmark nav
Add a heading for the Section/aside, which also fixes the heading hierarchy
* Update textdomains to match woo-dash change
* Switch panel container to a `div` so that clickOutside works as expected
* Activity Panel Updates: Unread bubble, animations, cleaned up styles and mobile handling.
* * Color and animation definition cleanup
* Fix animation for tab switch
* Clicking outside the panel will close it
* Hover bubble border
* Aria attributes/tablist
* Fix mobile styles
Justin Shreve
Kelly Dwan