Version 5.0.0a2

• Fixing that recast of subclassses of Box or BoxList were not fed box properties (thanks to Alexander Kapustin)

Version 5.0.0a1

• Adding dotted and flat 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

Version 5.0.0a0

• Adding support for msgpack coverters 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)
• 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 or del #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
• 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
• Removing support for single level circular references
• Removing readthedocs generation
• Removing overrides for keys, values and items which will return views again

Version 4.2.3

• Fixing README.md example #149 (thanks to J Alan Brogan)
• Changing protected_keys to remove magic methods from dict #146 (thanks to Krishna Penukonda)

Version 4.2.2

• Fixing default_box doesn't first look for safe attributes before falling back to default (thanks to Pymancer)
• Changing from TravisCI to Github Actions

Version 4.2.1

• Fixing uncaught print statement (thanks to Bruno Rocha)
• Fixing old references to box_it_up in the documentation

Version 4.2.0

• Adding optimizations for speed ups to creation and inserts
• Adding internal record of safe attributes for faster lookups, increases memory footprint for speed (thanks to Jonas Irgens Kylling)
• Adding all additional methods specific to Box as protected keys
• Fixing merge_update from incorrectly calling __setattr__ which was causing a huge slowdown (thanks to Jonas Irgens Kylling)
• Fixing copy and __copy__ not copying box options

Version 4.1.0

• Adding support for list traversal with box_dots (thanks to Lei)
• Adding BoxWarning class to allow for the clean suppression of warnings
• Fixing default_box_attr to accept items that evaluate to None (thanks to Wenbo Zhao and Yordan Ivanov)
• Fixing BoxList to properly send internal box options down into new lists
• Fixing issues with conversion and camel killer boxes not being set properly on insert
• Changing default_box to set objects in box on lookup
• Changing camel_killer to convert items on insert, which will change the keys when converted back to dict unlike before
• Fallback to PyYAML if ruamel.yaml is not detected (thanks to wim glenn)
• Removing official support for pypy as it's pickling behavior is not the same as CPython
• Removing internal __box_heritage as it was no longer needed due to behavior update

Version 4.0.4 Not Found

• Fixing get to return None when not using default box (thanks to Jeremiah Lowin)
• Updating outdated docs

Version 4.0.3

• Fixing non-string keys breaking when box_dots is enabled (thanks to Marcelo Huerta)