Internal storage/library (books, other?)

[fa5tkill3r]

• [x] Make link in sidebar
• [ ] Make list like view page with front cover, name, author
• [ ] Books can be tagged
• [ ] Books can be filtered by all fields
• [ ] Books detail page - book title, description, author, isbn, download as pdf, view in browser (leaflet/iframe?)
• [ ] Add books page - upload file, fill in required params (desc, title etc.)