----------------
- Move tests to dedicated package.
[rnix]
- Rename ``dali.device.Device._addressobj`` to
``dali.device.Device.address_obj`` since it is used as API in
``dali.command.Command``.
[rnix]
- Move ``dali.device.Device`` class to ``dali.bus``, ``dali.device`` module
has been removed which conflicted with ``dali.device`` package.
[rnix]
- Add ``dali.exceptions`` module and move all DALI related exceptions to it.
[rnix]
- Move ``dali.interfaces`` to ``dali.drivers.daliserver``.
[rnix]
- Update Package structure documentation.
[rnix]