"name","type","to_form","from_form","from_column","to_column","method","order_by","uuid","to_condition"
"alert_investigation","case","demo_alert","demo_case","meta/instanceID","pt./alert_id","alert_match","SubmissionDate;date","meta/instanceID",
"return_visit","case","demo_case","demo_case","pt./pid","pt./pid","match","pt./visit_date;date","meta/instanceID","intro./visit:new"
"return_visit_same_icd","case","demo_case","demo_case","pt./pid;icd_code","pt./pid;icd_code","match;match","pt./visit_date;date","meta/instanceID","intro./visit:new"

"name","type","to_form","from_form","from_column","to_column","method","order_by","uuid","to_condition","aggregate_condition"
"alert_investigation","case","demo_alert","demo_case","meta/instanceID","pt./alert_id","alert_match","SubmissionDate;date","meta/instanceID",,
"return_visit","case","demo_case","demo_case","pt./pid","pt./pid","match","pt./visit_date;date","meta/instanceID","intro./visit:new",
"return_visit_same_icd","case","demo_case","demo_case","pt./pid;icd_code","pt./pid;icd_code","match;match","pt./visit_date;date","meta/instanceID","intro./visit:new","unique"

Add aggregate constraint parameter to demo links file
Add aggregate constraint parameter to demo links file
