Type hints

Update Python versions and introduce type hints (#17)

* Fixed typo on line 377 (at least for me). Changed m = [2] to m = 2. Solved my issues

* Have to commit local changes

* keep latest files, i.e., not minipar

* initial updating of python version

* update python versions for testing

* typing optimparallel

* passing local tests

* bump version

* remove realtive imports

* run ci on all branches and periodically

* run ci on all branches and periodically

* use future annotations for testing on 3.9

v0.1.1

towards 1.1

test Zenodo

v0.0.6-2

towards 0.0.6