I release a new version 2.7.c
Feel free to feedback.

Changes from v2.7.b to v2.7.c
- Add options to select font and background color
- Allow to create tag from weather condition
- Add Text visualization mode option, Thanks to Antonello
- Update language, thanks to the contributors
- Initial documentation

Release Note: https://github.com/xbgmsharp/piwigo-for … tag/v2.7.c
Issue: https://github.com/xbgmsharp/piwigo-forecast/issues
Translation: http://piwigo.org/translate/project.php … t=forecast