This fixes:

* Bindings on SLES
* Makes sure we don't kill the service while testing conf file locations.
Merge pull request #467 from apenney/sles-fixes

This fixes:
Further SLES fixes to tests.
Merge pull request #468 from apenney/sles-fixes

Further SLES fixes to tests.
Last SLES fix, don't use the deprecated parameter name.
Merge pull request #469 from apenney/sles-fixes

Last SLES fix, don't use the deprecated parameter name.
Add unsupported infrastructure for excluding OSes we can't test on.
Merge pull request #470 from apenney/unsupported-tests

Add unsupported infrastructure for excluding OSes we can't test on.