Release v1.0.3

[lovell]

Includes the following changes:

• Add range checks to guard against invalid input (#5)
• Exit early in case of unknown or bogus tag type (#9)
• Don't try to use a non-integer as an offset into the buffer (#14)
• Create dates from the UTC fields in one go (#15)
• Add fuzz testing setup (#6)
• Prevent tests and fixtures being published to npm (#13)

[lovell]

Happy for you to either manually publish for now or add me to npm (username is ~lovell), whichever is easier for you, thanks.

Definitely a :+1: for investigating automagic test+publish via GitHub Actions, great idea.

[devongovett]

@lovell I've added you as a maintainer on npm. Thanks again!

[lovell]

Thanks, v1.0.3 now available via npm.