Odict

------------------

- Nothing changed yet.

------------------

- Add ``movebefore``, ``moveafter``, ``movefirst`` and ``movelast`` functions
to ``odict``.
[rnix]

- Use ``first_key`` and ``last_key`` in ``insertfirst`` and ``insertlast``
instead of reading all keys.
[rnix]

------------------

- Do not run test suites for Python 2.6 and Python < 3.7 any more. No changes
to the implementation have been made.
[rnix]

- Package housekeeping.
[rnix]

-----

- Add ``next_key`` and ``prev_key`` functions.
[rnix]

- Add ``first_key`` and ``last_key`` properties.
[rnix]

- Add ``_list_factory`` on ``_odict`` base class. Can be used to alter
the list implementation used for internal value triples.
[rnix]

-----

- Add ``swap``, ``insertbefore``, ``insertafter``, ``insertfirst`` and
``insertlast`` functions to ``odict``.
[rnix]

-----

- Use class name instead of 'odict()' in ``__repr__``.
[rnix]