More natural to use Timer for ProgressiveRendering.
In /asynchPeople, check progressive rendering cancelation status between each user; UserAvatarResolver could be slow.
Handy way to slow down ProgressiveRendering when starting Jenkins in test mode.
Generate a unique status div ID for <l:progressiveRendering/> so we do not clash with anything else on the page.
Trying to make test pass after changing the progress bar to use a generated ID.
Also trying (without success) to diagnose an earlier local test failure.