v4.5
* PatternData: add `notes` and `private_sections` attributes. * read_dtx: read the Notes section. * read_wif and write_wif: read and write NOTES and PRIVATE... sections.
* PatternData: add `notes` and `private_sections` attributes. * read_dtx: read the Notes section. * read_wif and write_wif: read and write NOTES and PRIVATE... sections.