Refactor theme colors and styles; remove unused favicon; update translations and layouts

- Deleted unused favicon file.
- Updated Tailwind CSS configuration to redefine primary and secondary colors.
- Adjusted button styles in CSS to use new color definitions.
- Removed English translations and added French translations for various UI elements.
- Created new layouts for features and updated existing layouts to reflect new design.
- Modified header and CTA components to use updated color scheme.
- Cleaned up pricing table shortcode to align with new styles.
- Updated theme metadata to reflect new author and project details.

themes/chill-theme/theme.toml

@@ -1,13 +1,13 @@
 name = "Hugo Saasify"
 license = "MIT"
-licenselink = "https://github.com/chaoming/chill-theme/blob/main/LICENSE"
-description = "A modern Hugo theme for SaaS websites built with TailwindCSS"
-homepage = "https://github.com/chaoming/chill-theme"
-demosite = "https://saasify-demo.chaoming.li"
+licenselink = ""
+description = ""
+homepage = ""
+demosite = ""
 tags = ["saas", "business", "tailwind", "responsive", "modern", "clean"]
 features = ["responsive", "tailwind", "modern design"]
 min_version = "0.80.0"
 
 [author]
-  name = "Chaoming Li"
-  homepage = "https://chaoming.li"
+  name = "Champs-Libres"
+  homepage = "https://www.champs-libres.coop/"