---------------
* Added bulk widget creation and editing of widgets. 617 (thanks to jelleboersma)
* Added methods to retrieve pykechain objects from the server via 'ref'. Including services. 608. (thanks to raduiordache)
* Added `edit` and `delete` methods to `Team` class and fixed some bugs relating to `Team` creation. 620 (thanks to jelleboersma)
* Added additional inputs to create an `Activity`: `status`, `start_date`, `due_date`, `description`, `classification`. 615 (thanks to jelleboersma)
* Bugfix: `Part.scope()` retrieves the part's scope regardless of its status. (thanks to jelleboersma)
* Improved `Client` exception messages when retrieving singular objects, e.g. `Client.scope()` (thanks to jelleboersma)
* Updated dependent versions for development: mypy (0.750), tox (3.14.2), sphinx (2.2.2), coveralls (1.9.2 :vulcan_salute:️)