Add basic styling for open contents tab
Make media tabs switchable and add content template
Load toc tree recursively
Add recursive partial
Allow partials to be loaded recursively
Add handlebars helpers
Keep track of an items depth and top-level parent
Load toc recursively to a max depth of 3
Track collection id and page number on each page
Show the correct link for each page
Make subcollection titles appear as links
Don't count subcollections in page count
Allow subcollections to be toggled
Navigate to pages from the toc
Close open tabs when they are toggled
Remove inactive property from tags on load
Only render toc when it changes
Fix search result table column widths
Properly clean up regions and reassign  on show/close
Break content tree into individual views