amended plasma storage worklist template as requested in RfC; corrected genomics_xml update success from $n to $result->rows & added warning on failure to update
bugfix to calculate_composite_p53 method in case of empty p21; bugfix to M::R::ReportUpdate::do_additional_options() to prevent inappropriate deletion of teaching option
added function to highlight if patient has previous request for clinical trial if not currently a clinical trial request; loop counter on request history
