added lab-tests signed-off to Resources audit section; added results summary updates to ppm & results server feed; results summary textbox & select entries joined by new-line not semi-colon
moved actions associated with unlock into lims_config.pl for central loading for app & templates, and coupled unlock function to associated actions in Resources / user permissions
standardised all Model classes using Moose to read 'extends' then 'with'; moved M::R::ReportUpdate::_do_additional_tests to M::R::LabTest::Update::auto_request_additional_tests() for sharing with M::R::ResultsUpdate::do_results_summary_update() so result summary input can auto-request new lab tests - required reconfiguration of additional_tests.yml; changed order of result summary drop-down and textbox entries when joined to form single string