Changes to Create a SIPREC connector

the errors/items/code response's property type changed from integer to string, and format from int32 to no format for status 422

the errors/items/code response's property type changed from integer to string, and format from int32 to no format for status default

added the optional property errors/items/description to the response with the 422 status

added the optional property errors/items/description to the response with the default status