added print view footer; replaced L::Local::PDF::make_pdf_with_css with Roles::PDF::render_pdf; moved remaining functions of format_print_record_request_data() to caller methods; tt format tweaks
added function to highlight if patient has previous request for clinical trial if not currently a clinical trial request; loop counter on request history
record summary displays previous doi warning if previous doi but not current record; outreach questionnaire fixes; new diagnosis validation - submission of sub-category requires icdo3