Trylle

Don't use + encoding for spaces to improve compatibility with Android TOTP Applications https://github.com/pquerna/otp/pull/78

Add new methods that expose the Algorithm and the Digits parameters from the Key URL. https://github.com/pquerna/otp/pull/74

If 0 is passed in for .Digits, default to 6 https://github.com/pquerna/otp/pull/77

Functional changes