semi automated
To make a new release
update reacton/_version.py
$ git add -u && git commit -m 'Release v1.8.3' && git tag v1.8.3 && git push upstream master v1.8.3
If a problem happens, and you want to keep the history clean
do fix
$ git rebase -i HEAD~3
$ git tag v1.8.3 -f && git push upstream master v1.8.3 -f