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

results & report pages displays haematology data; validation & deletion of haematology data logged

screening function and worklists to handle haematology data

patched C::Screen::edit() to use same screening function as used at initial screen; fixed a lot of failing tests due to new screening functions - report_status.t still failing

moved request audit in screening function to optional & disabled it; moved set_querylog_args & set_errorhandler_args near top of cgiapp_prerun() so they take effect for login & session update handling

patched t/ tests in line with recent app changes

script runtime displays on nav bar; minor syntax changes to lims_external.fcgi; improved javascript in screen/load_data.tt

new admin/screen/category functions; screening menu uses ajax to populate screening terms manu with selectionbased on screening category

new screen_category table; moved screens 'type' col to category_id; modified all screening terms & screening tests admin functions to accomodate new screen_category table; removed ajax validation from screen description & lab test field_label as these use 2 & 3-col unique keys so can't be validated by AJAX; email reports function uses users secure email address as sender; modifed portal_access function to supply SHA1 hash of current date - so failed login not sent back to portal page without explanation; modified mail_reports.pl to use item names instead of table id accessors

hilis3 conversion scripts for YHHN