v2.3.7
Stricter check of punycode-decode input
Add crash reproducer from oss-fuzz
maint: Improve compiler warning handling.
Update copyright years, and enable copyright-check to notice it in the future.
Indent code and make sure CI/CD checks it in the future.
Update fuzz corpora
Indent code.
Fuzzing reworked
Improve fuzzing
run-clang.sh: Fix -I directory
Fix 'make check-valgrind'