The learning curve to edit books is higher than to edit unique pages.
This requires an editing interface that avoids errors and reduces learning time.
This bug will be divided into small other bugs
Some examples that can provide inspiration here:
http://meta.wikimedia.org/wiki/File:Book-edit-inteface-2.png
https://meta.wikimedia.org/wiki/File:Booktype_editor_screenshot.png
https://meta.wikimedia.org/wiki/File:BookManager_wireframe.png
https://meta.wikimedia.org/wiki/File:BookManager_wireframe_draggable.png
Version: master
Severity: normal