Warn or throw an error if an unknown field is defined inside a struct. Sth like this ```octave otherParams.strangeField = 2 ``` It should throw: ```octave error: the struct otherParams does not contain the struct "strangeField", to see the fields pleas check: https://onsas.github.io/ONSAS.m/dev/howtouse/creatingModels/ ``` - [x] add check feature - [x] add cases for all fields