bugfix - genomics NHS number validation failure generates incomprehensible message due to absence of nhs_number in ; changed req_fields{participant_id} to req_fields{lab_number} as participant_id may not be set at validation run time
Genomics v3 implementation: * change deployment script db from genomics_v3 to genomics * change frequency of genomics_xml.pl script to 15 mins * include transfer log on live system
