bump to 0.33.1

Update dev-requirements.txt

bump version to 0.32

Update dev-requirements.txt

Merge pull request #815 from matchms/release_0_30_2

prepare release 0.30.2

Update dev-requirements.txt

Update CHANGELOG.md

Update dev-requirements.txt

move to 0.28.2

set version for release to 0.28.1