Weasyprint

New features:
- 407 Handle `::first-letter`.
- 423 Warn user about broken cairo versions.

Bug fixes:
- 411 Typos fixed in command-line help.

Bug fixes:
- 410 Fix AssertionError in split_text_box.

Bug fixes:
- 398 Honor the presentational_hints option for PDFs.
- 399 Avoid CairoSVG-2.0.0rc\* on Python 2.
- 396 Correctly close files open by mkstemp.
- 403 Cast the number of columns into int.
- Fix multi-page multi-columns and add related tests.

New features:
- 393: Add tests on MacOS.
- 370: Enable `font-face` on MacOS.

Bug fixes:
- 389: Always update resume_at when splitting lines.
- 394: Don't build universal wheels.
- 388: Fix logic when finishing block formatting context.

New features:
- 28: Support font-face on Linux.
- Support CSS fonts level 3 almost entirely, including OpenType features.
- 253: Support presentational hints (optional).
- Support break-after, break-before and break-inside for pages and columns.
- 384: Major performance boost.

Bux fixes:
- 368: Respect white-space for shrink-to-fit.
- 382: Fix the preferred width for column groups.
- Handle relative boxes in column-layout boxes.

Documentation:
- Add more and more documentation about Windows installation.
- 355: Add fonts requirements for tests.

New features:
- [124](https://github.com/Kozea/WeasyPrint/issues/124): Add MIME sniffing for images.
- [60](https://github.com/Kozea/WeasyPrint/issues/60): CSS Multi-column Layout.
- [197](https://github.com/Kozea/WeasyPrint/pull/197): Add hyphens at line breaks activated by a soft hyphen.

Bux fixes:
- [132](https://github.com/Kozea/WeasyPrint/pull/132): Fix Python 3 compatibility on Windows.

Documentation:
- [329](https://github.com/Kozea/WeasyPrint/issues/329): Add documentation about installation on Windows.