First shot at tooltips cc @samanbb
Merge branch 'master' of github.com:systemed/iD into tooltips
Merge branch 'master' into tooltips
Rename tooltip to tail, use tail in modes.
Remove pointer-events from tooltips to keep them from disappearing.
Gracefully handle Opera, which does not support pointer-events
Merge pull request #417 from systemed/tooltips

Tooltips