New features: - Major design changes! Added sticky header and footer - Added about page with term of use and data sources - Unique descriptions for every page - Added apple touch icon - Added large icon for Android devices - Prepare cookie consent logic Changes: - Update robots.txt, allow indexing of settings page - Updated HTML content language to SV - Added search engine optimizations - Change README link to HTTPS - Changed default airports - Updated sitemap Fixed: - Fixed weight input allowing non-numeric characters