customable tables : put all the selected attributes into JSON.

We don't know how the label and element tables will b.
That's is the reason why we reused element and label structure
define by the developper of labelstower framework.

labelstower/request_db.py

@@ -11,5 +11,8 @@ def send_query_to_db(query: str) -> List[Dict[int, str]] :
     stmt = bp.db.text(query)
     response = bp.db.session.execute(stmt)
     for row in response:
-         result.append({"id": row[0], "name": row[1]})
+        record = {}
+        for index in range(len(row)):
+            record.update({str(row.keys()[index]):row[index]})
+        result.append(record)
     return result
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