v7.5.0

What's Changed

• Connectivity: organize tests into multiple lists — create your own, import presets into any list or as a new one, retest a single site by clicking its latency, and optionally open sites from card titles
• Added a country online-activity heatmap: see when an IP's country is online by weekday and hour, with a human-only traffic switch
• For developers: refactored the multi-language architecture, making it easier to add new languages
• For developers: added section promotion slots, can add promotion content in different sections as needed
• Added new languages: Brazilian Portuguese, Traditional Chinese
• DNS Resolver now groups results by country
• Enriched the ASN info panel: prefix counts, upstream / downstream / peering AS counts, and average connection quality
• Improved the ASN connectivity graph: a more accurate topology that distinguishes peering from IP transit
• Fixed some issues