* 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
* Add pagination component
* Refactor query string/route updating so it can be done using a nav-utils helper function
* Fix typo and adjust accessibility attributes for error handling and current page
* Update styles
Timmy Crawford
Justin Shreve