new_regex
Description:
Create a Filter that only includes rows from the original model which match a regular expression on some string column.
A FilterModel created with this filter will be ordered in accordance with its parent model.
Parameters:
| column | The index of a column containing the string to match | 
| regex | The regular expression  | 
| out_filter | A pointer to an uninitialized Filter struct. This struct will zeroed and configured with the filter parameters |