This would make it easier to construct feaLib AST from code, where the location is not defined and thus should be None. Also, we can make other arguments as kwargs with a default value, now that the first parameter is no longer 'location'.
This would make it easier to construct feaLib AST from code, where the location is not defined and thus should be None. Also, we can make other arguments as kwargs with a default value, now that the first parameter is no longer 'location'.