Added and styled dividers to tooltips (and setup annotations to handle multiple markers per line)
Styled with icons per line.  Fixed annotations with existing.
Icons don't work (reload when tooltip moves), so switched to styled text.
Review changes
Merge pull request #830 from umop/umop-markers-multiple_marker_tooltips

Multiple marker per tooltip / marker
hide run-tests menu if not in developer mode
Merge pull request #844 from sunglim/hide_menu

Hide run-tests menu if not in developer mode