Release

How to create a new release of skorch

1. check project board for new release: everything done?
2. create a new branch
3. change VERSION to new version
4. update CHANGES.md
   1. rename UNRELEASED section to new version
   2. create new UNRELEASED section
   3. update links at the bottom of CHANGES.md
5. use git grep TODO to find and fix deprecations for the new version
6. commit any changes
7. write a nice summary with the highlights of the current release
8. push changes
9. create PR
10. challenge, then merge PR -- add the summary to the commit message
11. run PYTORCH_VERSION=1.1.0 ./scripts/deploy.sh stage
12. verify test results and package on pypi testing
13. run PYTORCH_VERSION=1.1.0 ./scripts/deploy.sh live
14. verify test results and package on pypi
15. create v<VERSION> tag using github release tool and add the summary
16. after the release, update the VERSION again, this time to the next higher minor version + dev (e.g. 0.9.1dev)