Accept Java 1.6 formatted keystores for SLES tests.
Gate the tests so they exclude unsupported platforms.
Merge pull request #42 from apenney/beaker

Fix up the tests for the extended platforms.
Switch to operatingsystem instead of osfamily for finer control.
Merge pull request #43 from apenney/fix-scientific

Switch to operatingsystem instead of osfamily for finer control.