5.2.0

Added

• Support parsing NaN, Infinity and -Infinity (#514) @Erotemic
• Support dynamically linking against system double-conversion library (#508) @musicinmybrain
• Add env var to control stripping debug info (#507) @musicinmybrain
• Add JSONDecodeError (#498) @JustAnotherArchivist

Fixed

• Fix buffer overflows (CVE-2021-45958) (#519) @JustAnotherArchivist
• Upgrade Black to fix Click (#515) @hugovk
• simplify exception handling on integer overflow (#510) @RouquinBlanc
• Remove dead code that used to handle the separate int type in Python 2 (#509) @JustAnotherArchivist
• Fix exceptions on encoding list or dict elements and non-overflow errors on int handling getting silenced (#505) @JustAnotherArchivist