Update dependencies

• Use cbindgen 0.13.1

Update dependencies

• Use the new cbindgen.

Bugfix release

• Fix the incomplete bsd support (hopefully)

New feature release

• Add support for DragonFly BSD and NetBSD.
• Support correctly crates with dashes in their name.

New feature release

• Add support for FreeBSD
• Use cbindgen 0.11

New bugfix release

• Change dashes to underscores when creating the macro names. (spotted with rust-av components)

New feature release

• Embed the version information as macro fields in the header

Bugfix release

• Make sure failures are reported in the program return value

Windows fixes

Minor release with mainly fixes to the Windows implib generation thanks to @dwbuiten.

Windows support and pkg-config customization

• Windows now works as intended thanks to @dwbuiten
• Added a --pkgconfigdir option (and fixed its default) thanks to @barrbrain
• prefix, libdir, includedir customization for the pkg-config now works thanks to @lu-zero