v1.5.0
- Cache handling
- Possibility to generate by cron

v1.4.3
- Improved compatibility with some SEO modules

v1.4.2
- New option to enable or disable lang based sitemaps

v1.4.1
- Minor fixes

v1.4.0
- Various fixes and compatibility improvments

v1.3.1
- Fix blank sitemap on some opencart installations

v1.3.0
- New options to include or exclude urls in sitemap
- Fix error when no default charset defined in php
- Compatibility with journal3 blog links

v1.2.2
- Better performance for product sitemap

v1.2.1
- Fix url rewrite mode
- Fix bad character in sitemap urls
- Sitemap handles correctly languages with same first code part (for example FR-FR & FR-CA)
- New option in sitemap to show fullsize images

v1.2.0
- Fix sitemap style not displayed with some themes
- Fix sitemap style on OC 3
- New option to disable main image in sitemap
- Fix notice in admin sitemap
- Fix error on grid sitemap on some servers
- Fix date format on journal sitemap

v1.1.0
- Image grid for product by adding &grid in the url
- Image display in sitemap is now an option
- Image display is now using small image in order to open page faster

v1.0.0
- Initial release