Clean index.html
Include json in page
Return json for html requests; Make collection listings return limited results.
Subclass CSRF and LoginFailure errors.
Remove '/profiles' from @type.
Rename experiments link to controls. Embed more links.
sameOrigin method for URI
simple view registry
Import react built from git d76262731237365198ddd84216d108da96820055
Import require-jsx at ba312565e46dd5be65d1e68741a6816142c425af
Rewrite javascript app using React instead of Backbone.
CSS changes for new react app
Remove unused js libraries
Fix load workbook test to count with limit=all
Tweaks to make most of behave tests pass.

- Tests seem to work better on Chrome than Firefox currently.
- Title is not yet implemented.
- Target tests fail for some reason (off screen link click?)