fixup to ae427f5654bf8492d6555783123acc89fa36e702
#4822 errata: update the docstring example too
use sets for platform tests for enabling/disabling modules
harmonize at.BAD & system.UNSUPPORTED => disable
Updated docs to deal with debian unstable packages
being hosted at debian.saltstack.com
Merge pull request #4946 from joehealy/update_debian_docs

Updated docs to deal with debian unstable packages
Merge pull request #4935 from cvrebert/patch-2

#4822 errata: update the docstring example too
Added NetBSD sysctl interface support
Merge pull request #4947 from iMilnb/develop

Added NetBSD sysctl interface support
Merge pull request #4915 from cvrebert/patch-1

fix faulty merge commit
Fix some pep8
Add links to 0.15.1 Salt Windows installers
Remove check_dns arg from minion_config, Fixes #4811

All use of the check_dns arg was removed in
598d715d28b15202cdba87b6882ef96c90d4f075.  No longer needed.

Arg was removed from both apply_minion_config and minion_config in
config.py, as well as all their call points.
Merge pull request #4949 from UtahDave/develop

Add links to 0.15.1 Salt Windows installers
Add **kwargs so we don't break API calls
Update debian changelog for 15.1
Merge pull request #4952 from KB1JWQ/develop

Update debian changelog for 15.1
update rpm spec to patch release 0.15.1
Merge pull request #4956 from herlo/develop

update rpm spec to patch release 0.15.1
fix "minon" misspelling; format example bash command