- Add .nojekyll file by default for only the master and gh-pages branches. When the file already exists, this action does nothing.
- When we set other branches to publish_dir, this action does not add .nojekyll file.
cf. #112
Co-authored-by: Daniel Himmelstein <daniel.himmelstein@gmail.com>
Co-authored-by: Nicolas Vanhoren <nicolas.vanhoren@gmail.com>