Minor spelling change.
Optimize imports.
Auth system unit testing framework.

* Setup testing classes and imports
* Test load_name()
Add versionadded directives to iptables states
Add versionadded directives to newer iptables functions
Add explanation of versionadded/versionchanged to style guide
Merge pull request #9441 from terminalmage/docs

Add versionadded directives to iptables state/module functions
Fix logic error in iptables.append
Merge pull request #9445 from techhat/iptables

Fix logic error in iptables.append
Handle a possible exception where a file source does not specify a protocol.
Merge pull request #9447 from cachedout/exception-handling-file

Handle a possible exception
Handle invalid master address in minion config

Gracefully exit the minion while informing the user of the cause of the error if the IP address of the master is malformed such that it can not even be dealt with by Python's socket module.

Unit testing for the above condition.

Closes #9440.

Remove suprious debugging statement.

Remove more spurious debugging.
Merge pull request #9437 from gravyboat/develop

Master troubleshooting guide update regarding timeout.
bump Salt windows installer version
Merge pull request #9449 from UtahDave/develop

bump Salt windows installer version
Better example for versionadded/versionchanged

This provides a more comprehensive example than the one I originally
added here.
Merge pull request #9450 from terminalmage/docs

Better example for versionadded/versionchanged
Merge pull request #9448 from cachedout/#9440

Handle invalid master address in minion config
lint fixes
Add required ending new-line