Fixes:
- Ability to set a negative value in the 'Max number of the selected options' field when creating a question of the 'Pick Many' type
- Ability to save several words in the 'Others’ option when creating 'Pick One' and 'Pick Many' questions
- Saving of the survey and its questions in the frontend
- Adding user groups in the frontend
- Code refactoring, improved compatibility with PHP7 & PHP8, styles adjustment, notices and warnings enhancement
Improvements:
- Updated TCPDF library to a newer PHP8 compatible version
- Added 'Cancel' button when copying / moving surveys and questions in the admin panel
- Added validation for the 'Priority' field while editing a 'Pick Many' question in the admin panel
- Added instructions for creating a zip-file for a custom template and an example of a zip-file for download