Version 7.1.0

[cdgriffith]

• Adding Defer ipython import #255 defer ipython import for large import speed improvements (thanks to Eric Prestat)
• Adding testing for Python 3.12
• Fixing merge_update() not merging nested dictionaries or lists #253 merge_update box list merge types not populated to sub dictionaries (thanks to lei wang)
• Fixing Two test failures due to arguments having incorrect types #257 Two test failures due to arguments having incorrect types (thanks to Michał Górny)
• Fixing stub files to match latest code signatures
• Removing Appending a list to a list causes recursion #251 support for circular references in lists (thanks to d00m514y3r)