1.4.0

• 🛠 Make fuel types generic
• 🌟 Add Danish Krone (DKK) currency
• 🌟 Add price snapshots (history) API
• 🐞 Use dynamic auto-closing value based on origin
• 🐞 Fix auto-closing, when only a single price is outdated
• 🐞 Don't responde outdated prices