1 - Create a release branch named release/<VERSION>
2 - Update CHANGELOG.rst with all the changes since last release (use: git log --pretty=format:"%s [%an]")
3 - Bump version on flask_appbuilder/__init__.py
4 - Submit PR and check all tests pass
5 - tag latest commit with v<VERSION> ex: v2.1.8
6 - merge PR
7 - checkout and pull master branch
8 - Upload package to Pypi: python setup.py sdist upload
9 - Update readthedocs with the new master version