added a commented out function 'load_key_from_system_ps', which may someday be a common entry point for more than one TSP function
added a commented out function 'load_key_from_system_ps', which may someday be a common entry point for more than one TSP function

Distrotech/trousers,emilcondrea/trousers,emilcondrea/trousers,Distrotech/trousers,Distrotech/trousers,emilcondrea/trousers