modified input form to work with IE8 - doesn't support placeholders or client-side validation; new requested_by field, moved taken_by & datetime fields to pdf form
moved get_pds_data() block to Role::PDS - don't need 'with' followed by 'with' any more in Validate; made logo img-responsive class to enable dynamic resize; tt layout rearrangements
completed nhs_number ajax validation; moved ajax methods to new package; new rf.pl Daemon::Control script; combined suspected diagnosis with clinical details
