Lowercase QR code algorithm breaks export to Google Authenticator / clearer labels

[sitsofe]

Google Authenticator on Android rejects QR codes generated by MacPass because the algorithm isn't in capitals. The algorithm text appears to come from stringForAlgorithm in KPKOTPGenerator.m
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Additionally it would be great if the title was included in label generated for TOTP URL so that it is easier to differentiate imported keys that share the same username...