modif checkjson to remove unknow propertie at check data

models/Checkjson.js

@@ -204,8 +204,14 @@ Checkjson.schema.data = (schema, data, withschemacheck) => {
     // properties ={prop1:{type,format},prop2:{type:object,...}}
     // subdata={prop1,prop2}
     // Return [] => no error, else 1 item per error {msg,ref:checkjson,data}
+    const propertielist=Object.keys(properties);
+    Object.keys(subdata).forEach(kdata=>{
+      if (!propertielist.includes(kdata)){
+        delete subdata[kdata];
+      }
+    })
     let multimsg=[]
-    Object.keys(properties).forEach((p) => {
+    propertielist.forEach((p) => {
       //type is mandatory in a propertie
       if (subdata[p]) {
         if (properties[p].properties){