* Fix all stylelint errors
For any errors that fixing would require changing the output of the css disable stylelint for that line instead of modifying.
* Update quality.py
Make stylelint quality check pass when there are no errors
* Delete empty selectors
Fix read only support for team discussions
Fix error messages to use "posts" not "threads"
More small UI tweaks, padding and alignment
Add a11y tests for all inline discussion states
Improve discussion error messages