Fixed bug in ground_motion_field_with_residuals function, and implemented rupture_site_filter in this function.
Fixed bug in ground_motion_field_with_residuals function, and
implemented rupture_site_filter in this function.

ROB-Seismology/oq-hazardlib,ROB-Seismology/oq-hazardlib,ROB-Seismology/oq-hazardlib,ROB-Seismology/oq-hazardlib