- export to dedicated totp and hotp csv files for KeePass
- show Typ as totp/hotp instead of OTP_TOTP/OTP_HOTP
(BREAKING CHANGE in csv, json and stdout, qr codes or urls are not affected)
- add hotp example
- add hotp tests
- export counter for hotp to csv and json files
- add section on KeePass to README
- increase protobuf to 4.21.10
- show file names of exported csv or json files
