• Adding support for msgpack converters to_msgpack and from_msgpack
• Adding support for comparision of Box to other boxes or dicts via the - sub operator #144 (thanks to Hitz)
• Adding support to | union boxes like will come default in Python 3.9 from PEP 0584
• Adding mypy type checking, black formatting and other checks on commit
• Adding new parameter box_class for cleaner inheritance #148 (thanks to David Aronchick)
• Adding dotted option for keys method to return box_dots style keys (thanks to ipcoder)
• Fixing box_dots to properly delete items from lists
• Fixing box_dots to properly find items with dots in their key
• Fixing that recast of subclassses of Box or BoxList were not fed box properties (thanks to Alexander Kapustin)
• Changing that sub boxes are always created to properly propagate settings and copy objects #150 (thanks to ipcoder)
• Changing that default_box will not raise key errors on pop #67 (thanks to Patrock)
• Changing to_csv and from_csv to have same string and filename options as all other transforms
• Changing back to no required external imports, instead have extra requires like [all] (thanks to wim glenn)
• Changing from putting all details in README.rst to a github wiki at https://github.com/cdgriffith/Box/wiki
• Changing BoxList.box_class to be stored in BoxList.box_options dict as box_class
• Changing del will raise BoxKeyError, subclass of both KeyError and BoxError
• Removing support for single level circular references
• Removing readthedocs generation
• Removing overrides for keys, values and items which will return views again