Dictdiffer

- Fix for list removal issues during patching caused by wrong
iteration. (10)
- Fix for issues with multiple value types for the same key. (10)
- Fix for issues with strings handled as iterables. (6)
- Fix for integer keys. (12)
- Regression test for complex dictionaries. (4)
- Better testing with Github actions, tox, pytest, code coverage. (10)
- Initial release of documentation on ReadTheDocs. (21 24)
- Support for Python 3. (15)

- List diff behavior treats lists as lists instead of sets. (3)
- Differed typed objects are flagged as `changed` now.
- Swap function refactored.

- Initial public release on PyPI.