php-cfg 0.7.0

• Support union types (#75)
• Expose method and property flags (#76)
• Support rendering attributes in printer (#77)
• Move to Github Actions (#79)
• Fix printing of namespaced names (#80, #82)
• Support trait use (#83)
• Fix handling of yield (#84)
• Print include type (#85)

php-cfg 0.6.0

This release mainly improves compatibility with PHP 7.4 and PHP 8.