V2.2.0

What's Changed

• added device registration by @Amateur-God in #19
• possible hotfix for registering the device twice by @Amateur-God in #20
• fix domain to remove capital letter by @Amateur-God in #22
• Amateur god patch 1 by @Amateur-God in #24
• Update README.md by @Amateur-God in #25
• add md files by @Amateur-God in #26
• V2.2.0 beta by @Amateur-God in #27

Full Changelog: v2.1.2...V2.2.0