imaging issues - changed some dbix methods from query() to select(); moved imaging from a subset of hmrn_data.params to hmrn_data; completed conversion to follow-up scanning data
patched make_chart() method to eval makeChart() to capture error for log; edit imaging data; moved staging data tt block to nodal & extranodal tt for sharing
check_portal_referral failure redirects to location-specific home page to allow targetting correct fastcgi process; moved hmrn.patient_treatment.response to foreign key -> response_options table; logo filename dispatched from settings file
patched C::Patient::_personal_demographic_service() to supply flag for tt to skip PDS lookup for edits to anonymised patients (HIV, etc); combined some SessionStore methods into generic session_store_hashref() method
changed user workload stats methods to store data in session to speed up chart generation, also changed (broken) RDBO method to dbix method - results should be correct now; quinitiles data bugfixes
