New Bootstrap 3 UI

Use index.html, old UI still there but broken
Large UI change, updated packages (angularjs, bootstrap, service stack,
underscore, jquery)
Stop exceptions on Copy Screen Capture

Added public Active function to runtime
Merge branch 'master' of Afterglow

Conflicts:
	Afterglow.Core/AfterglowRuntime.cs
	Afterglow.Web/AfterglowService.cs
	Afterglow.Web/Default.cshtml