HMRN new diagnoses list displays number of previous requests for patient; multiple record search displays request and diagnosis status, with diagnosis as mouse-over if authorised

changed firstname_format.yml config to AoA and corresponding Base::_format_first_name() method - both made easier to comprehend

added format_firstname callback in templates to enable user-configurable special formatting to first_name - uses format_first_name sub in render_view + format_firstname.yml; changed user_location.region_code to varchar(5) to allow longer parent organisation codes

Outreach questionnaire validation; corrected html syntax errors in report/report.tt & site/header.tt

hilis3 conversion scripts for YHHN