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
completed function to select lab-tests status for pre-screen worklist; removed 'get_current_runmode' arg to _debug_path() for runmodes called indirectly through forward(); corrected lims.sql errors
added patient note field to screen and results page; bugfixes: unlock_request() needed new acions to match tt; patient => patient_note is one-to-one not one-to-many; new_user_msg.tt formatting
pre-screen worklist can specify required cols; new function for hiv chart get max value; added new data point to QLABS data feed; added HMRN PET scan templates
