- Remove duplicated "Show footnote popup". Have the same setting
applied for Tap or 'Swipe to follow nearest link'.
- Make some menu items enabled or disabled depending on if they would
have some effect with the current state of other menu items, as
some kind of visual self-documentation of these dependancies.
- Add menu item to set the footnote popup font size, relative to
the book font size.
- SpinWidget: allow for showing some informative text
Configure number of items per page (from 6 to 24) - default is 14
Allow filenames to wrap so that we can see the full name
Used by File browser, History, Search Result, Bookmarks, Table of contents (only single line), File chooser, OPDS catalog
