- New model editing features (21a8a5794a83b5098cad0fe7beab93dcbe5ef6bf)
- multiple `model` and `estimated_params` block are now supported
- multiple `model` blocks are now supported
- :warning: multiple `estimated_params` blocks now concatenate their contents, instead of overwriting previous ones; an `overwrite` option has been implemented to provide the old (undocumented) behaviour
- new `model_options` statement to set model options in a global fashion (preprocessor#19)