After unzipping the file downloaded from the CodeCanyon you'll see the following folder structure:
- snax - plugin files - in case you want to upload the plugin through the FTP
- snax.zip - zipped plugin files - in case you want to upload the plugin through the WordPress admin
- changelog.txt - releases history
- Documentation - an entry point to the online documentation. Online version it's always up to date.
- License - licensing files
- Licensing - licensing files