v0.8.20

• Add reachable and battery low ambisense device binary sensor by @thomasgermain in #219
• Skip API updates for disabled energy sensors to reduce quota exceeded issues. Just go to the settings of an energy entity and disable it, to reduce the number of API calls
• Fixed unique ids of device data sensors not being unique
• Made circuit_state optional to fix #230
• Added a diagnostics entity for the number of API requests made by this integration
• Removed version debug logging on setup

Full Changelog: v0.8.18...v0.8.20