Release uriparser 0.9.3

[Sebastian Pipping]

• Changes in code:
  • Bump soname
  • Make sure that all change log items point to GitHub issues and/or pull requests
  • Bump version everywhere
  • Update web-wide unique release identifier
• On SourceForge:
  • Upload files
  • Mark new uploads as default downloads (.zip for Windows, .tar.bz2 all else)
• On GitHub:
  • Add and push Git tag
  • Make a new release, upload files
  • Associate GitHub issues and pull requests with the milestone of this release
  • Close milestone on GitHub
• Update API docs at uriparser website — https://uriparser.github.io/doc/api/latest/
• Announce release
  • uriparser website — https://uriparser.github.io/
  • uriparser-users — https://sourceforge.net/p/uriparser/mailman/message/36651968/
  • blog.hartwork.org — https://blog.hartwork.org/posts/uriparser-093-released/
    • Hacker news — https://news.ycombinator.com/item?id=19770950
  • direct mail to distro maintainers
• Bump Gentoo ebuild

Specific to 0.9.3:

• Migrate API doc sync script from GNU Autotools to CMake