cgit-pink 1.3.0

This is the first release of cgit-pink, a fork of cgit. This release
is based on cgit 1.2.3 and git 2.35.1, and contains the patches
which have been running on git.causal.agency for years:

- Don't show blame for binary blobs
- Show symlink targets in tree listing
- Show subject in commit page title
- Add "this commit" option to switch form
- Improved display in text-based browsers
- Use buffered stdio
- Use owner-filter for repo page headers
- Generate valid Atom feeds
- Show about path in page title
- Remove Lua support

Thanks to Alyssa Ross, Chris Mayo, Eric Wong, Christian Hesse and
Todd Zullinger for (unknowingly) contributing to this release!