v8.8.0-rc3

Update for 8.8.0-rc3

- Update librsvg to 2.45.6.
- Update ImageMagick to 6.9.10-45.

Performance improvements:
- Build binaries with GCC 9.1 and -O3 optimization level.
- Build without POSIX threads.

v8.8.0-rc2

Update for 8.8.0-rc2

- Update libgsf to 1.14.46.
- Update ImageMagick to 6.9.10-44.
- Download ImageMagick from GitHub (resolves #7).

MXE Updates:
- Update libiconv to 1.16.

v8.8.0-rc1

Update for 8.8.0-rc1

- Update ImageMagick to 6.9.10-42.
- Update Poppler to 0.76.0.

v8.7.4

Update for 8.7.4

- Update ImageMagick to 6.9.10-24.

v8.7.3

Update for 8.7.3

- Update GLib to 2.59.0.
- Update libgsf to 1.14.45.
- Update librsvg to 2.45.4.
- Update libxml2 to 2.9.9.
- Update ImageMagick to 6.9.10-23.
- Update Poppler to 0.73.0.

v8.7.2

Update for 8.7.2

- Update librsvg to 2.45.1.
- Update libwebp to 1.0.1.
- Update Pixman to 0.36.0.
- Update ImageMagick to 6.9.10-16.
- Update Poppler to 0.72.0.
- Binaries are being built with GCC 8.2 (was GCC 6.4).

MXE Updates:
- Update HarfBuzz to 2.2.0.
- Update libjpeg-turbo to 2.1.0.
- Update libpng to 1.6.36.
- Update LibTIFF to 4.0.10.
- Update SQLite to 3.26.0.

v8.7.1

Update for 8.7.1

- Update Cairo to 1.16.0.
- Update FriBidi to 1.0.5.
- Update GLib to 2.58.1.
- Update librsvg to 2.44.8.
- Update ImageMagick to 6.9.10-14.
- Update matio to 1.5.13.
- Update Poppler to 0.71.0.

MXE Updates:
- Update HarfBuzz to 2.1.0.
- Update SQLite to 3.25.2.

v8.7.0

Update for 8.7.0

- Enable GCC optimizations (`-ffast-math` and `-ftree-vectorize`). See #2.
- Update Cairo to 1.15.14.
- Update librsvg to 2.44.4.
- Update Pixman to 0.34.0.
- Update ImageMagick to 6.9.10-12.
- Update Poppler to 0.69.0.

MXE Updates:
- Update Fontconfig to 2.13.1.
- Update HarfBuzz to 1.9.0.
- Update SQLite to 3.25.1.

v8.7.0-rc3

Update for 8.7.0-rc3

- Include headers, link libraries and def files (#2).
- Build and distribute 32-bit binaries.
- Add orc dependency.
- Remove GPL fftw3 from the web target.
- Update ImageMagick to 6.9.10-11.
- Update librsvg to 2.44.2.
- Update pango to 1.42.4.

v8.7.0-rc2

Update for 8.7.0-rc2

- Update Poppler to 0.68.0.

MXE updates:
- Update Expat to 2.2.6.
- Update HarfBuzz to 1.8.8.