Log Message:
calibre: update to 3.24.1.

- version: 3.24.1
  date: 2018-05-25

  new features:
    - title: "Conversion: EPUB Output: Add an option to output EPUB 3 \ 
files."
      type: major

    - title: "PDF Output: Add an option to break long words at the ends of \ 
lines."

    - title: "PDF Output: Allow using images in the header/footer \ 
templates"

    - title: "Add an option to use two lines for the text under the toolbar \ 
button in Preferences->Look & feel"

    - title: "Edit book: Spell check: Update the number of misspelled \ 
words/total words displayed when correcting/ignoring words."

    - title: "Edit book: Fix HTML: Automatically resolve private entities"

    - title: "Improve formatting of help in Preferences->Tweaks"

    - title: "ToC Editor: Allow undo for renaming single items as well."

  bug fixes:
    - title: "Version 3.24.1 fixes a regression in the 3.24 in the editor \ 
that caused syncing between the editor and the Preview panel/Live CSS panel to \ 
not work correctly"

    - title: "PDF Output: Strip zero-width space characters from the text \ 
as their presence prevents searching from working"

    - title: "DOCX Output: Fix <pre> tags not being converted \ 
correctly."

    - title: "DOCX Input: Fix incorrect conversion of a framed block that \ 
contains a list."

    - title: "Conversion: Fix private entities that use the same name as an \ 
HTML entity not being handled correctly"

    - title: "Viewer: Fix HTML files with private entities displaying an \ 
artifact at the top"

    - title: "Edit book: Check book: Show an error for HTML files with \ 
private entities"

    - title: "EPUB3 Input: Fix titlepage being referred to in the nav \ 
causing two titlepage entries in the final book."

    - title: "Fix throbber buttons not being perfectly aligned inside \ 
toolbars"

    - title: "Quickview: Fix sizes not being displayed."

    - title: "Edit book: Compress images tool: Do not mark the book as \ 
changed if no images could be further compressed."

    - title: "Book list split-view: Fix horizontal scroll position of split \ 
view can change when changing the current column in one view."

    - title: "Fix Bookeen Saga not being recognized on macOS/Linux."

    - title: "Edit metadata dialog: Fix undo last trim not working for \ 
automatic trims."

    - title: "Content server: Fix series field blank in Italian \ 
translation"

    - title: "BeautifulSoup: Port fix from upstream for outputting bare \ 
ampersands in strings."

    - title: "calibredb add: Run the input plugins before reading metadata \ 
instead of after."

  improved recipes:
    - The New York Times Book Review
    - New York Times
    - Le Devoir

  new recipes:
    - title: The Federalist
      author: Kovid Goyal