Minor refactorings
Adding old simpl back into the fold for regression testing
Just integrating the old code; commented out some missing functionality
Adding the Simpl Platform Specifics to the Simpl structure
Adding description modifications to match old interface (stubbed)
Moving some test cases
Refactoring polymoprhic description
Fixing a few subtle issues with description, resolving some polymorphic issues.
Adding polymoprphc support to the sts
Adding the polymoprhic test cases