function to retrieve previous requests combined with get_single_request_data() so available to all views (search, results, report, etc); extended outstanding lab-tests display to unreported & unauthorised worklists
added process size logging facility to fastcgi process; authorised/incomplete records worklist displays outstanding lab tests; added cd SCRIPT_DIR to fcgi script so git version info loaded when restarted from outside HILIS4 dir
replaced DoI highlighted specimen table cell with biohazard image; extended DoI alert to all worklists (was missing from some); changed C::R::Misc::get_unique_ids to get_unique_request_ids for clarity in caller
