Release v1.9.0

This release is superseded.

New functionality:

• Improved some faulty and missing translations
• Added 'invert' setting to 'Switch input' type devices
• Added flow triggers for all custom capabilities
• New flow trigger cards for new gasses capabilities
• New flow action cards for Tone, RTTTL and pulse type GPIO devices
• New flow action cards for Unit devices
• New flow trigger cards when detected Unit reboot and reconnect (to Wifi)

Fixes:

• Hide invisible capabilities from selection list
• Fix DHCP warning message on Unit pairing page (logic was flipped)
• Improved online/offline handling for newly added Unit devices