More flexible selection reporting in the debug bar

Change-Id: Ib1b67e3860105b6e54494c373ed1688abba9dda7
Add content-heavy table to demo HTML

Change-Id: Ia97314f87da3db0aba3daf28d4d7623dc3cd7da3
Merge "More flexible selection reporting in the debug bar"
Merge "Add content-heavy table to demo HTML"