Fix script duplication.
Begin angularizing.
Initial logService; break out settingsService.
Better settings support. Renam to programLog.
Timeline.
Create logClient, programState skeleton.
Moving logClient code to timeline.
Fix message publication.
Basic forward traversal working.
Styling improvements.
Fix layout
Show scripts.
Show current script.
Update code on change.
Add gutter.
Fix layout
Wire up timeline.
Bind timeline.
Fix cursor binding.
Fix current location binding.