Helper function that will retrieve the stanza parameters that were used in an Rsim scenario
get.rsim.stanzas(Rsim.scenario)Scenario object that contains all of the rsim rates and
forcing functions generated by rsim.scenario.
Returns an Rsim.stanzas object.
Other Get functions:
get.rsim.fishing(),
get.rsim.forcing(),
get.rsim.params(),
get.rsim.start_state()