v2.0.0 - deCONZ support

⚠️ This major change contains breaking changes. Check README.md

✏️ Features

• deConz support (with events) (#10) @xaviml
• Turning on light with minimum brightness when brightness up is clicked or hold. (#9) @EPMatt
• Support for AD 4.x with async/await features @xaviml
• No more support for AD 3.x @xaviml

🎮 New devices

• Philips Hue dimmer switch support for deConz @xaviml
• E1810 support for deConz @mario-tux
• E1744 support for deConz @mario-tux
• E1810 as a media player controller @EPMatt