Usgs pgv #20
Initial implementation of UsgsPgvSupport class, with example use to add PGV support for BcHydro_2012. Test results confirmed by hand calculation in Excel (without checking saTPgv returned from BCHydro_12 GMM).
Initial implementation of UsgsPgvSupport class, with example use to add PGV support for BcHydro_2012. Test results confirmed by hand calculation in Excel (without checking saTPgv returned from BCHydro_12 GMM).