feat/ for the schema and property DataContract Exception raise schema name and property name instead of index #1251

Hi,
Is it possible to improve the the DataContractException rendering

replace the item position in error by its name properties .

turn 1) Check that data contract YAML is valid: data.schema[31].properties[86].description must be string
into 1) Check that data contract YAML is valid: data.schema.product.properties.category must be string