add the user's joined date to the details
Add some tests for the user controller
return the status code, not an int
prevent the control links from wrapping between the icon and the text
Render the bio in markdown
remove some fields from the list view

The new speaker and session count have moved into the speaker's page
swap the phone icon for a better one
Update the tests
Merge branch 'users-pages-in-admin-section' into staging