PyLuaTeX v0.6.2

• The implementation of the shutdown option has changed. Previous versions used the atveryend package. The new version uses the enddocument/end and enddocument/afteraux hooks. The behavior should not change.
• The error handling has been improved. Specifically, commands and evironments like \pyq and pythonq did not always handle Python errors properly in previous versions.
• Many internal implementation changes
• Improved tests