String formatting should be Py2.6 compatible(missed one). Refs #13218.
Merge pull request #13221 from s0undt3ch/hotfix/lint

Fix lint issues
add example block to shadow.del_password function
Update salt/modules/yumpkg.py, yum install support branch parameter
refactoring del_password
Merge pull request #13245 from gtmanfred/pylint

fix pylint for sentry_mod
Don't use hard coded paths
Don't use hardcoded paths
Don't use the hardcoded path
No hard coded configuration paths
Run the fileserver tests
Ensure proper path in syspath
When using `integration.run_tests` the SSH option is not available
No hardcoded paths. Provide required additional configuration options.
Wrap text
Fix pylint for salt/log/handlers/sentry_mod.py, Trailing whitespace
The `cachedir` configuration option needs to be set.
Skip tests which need the empty_dir.

These will run perfectly fine with the upcoming salt-runtests.
Merge pull request #13244 from gtmanfred/develop

fixes #13243
Add docs