Version 2.55.91
===============

The minimum supported Rust version (MSRV) is 1.64, because of the gtk-rs update.

- #929 - Support "turn" unit for CSS <angle> values (Khadija Kamran).

- #743 - Support the feDropShadow element (John Ledbetter, Federico Mena).

- #928 - Fix panic when a feTile filter gets an empty source region.

- Update to gtk-rs 0.17.0 (Bilal Elmoussaoui).

- Simplify the NMake Makefiles for Windows; see win32/MSVC-Builds.md
  for details (Chun-wei Fan).

- Documentation and infrastructure updates (Andre Klapper, Violet Holland).

- Consolidate the scattered .md documents into the Development Guide.
  Updated links throughout.
  (https://gnome.pages.gitlab.gnome.org/librsvg/devel-docs/index.html)

- Internal refactoring of the test suite.

- Updated dependencies to avoid duplicated crates.