bump github.com/BurntSushi/toml v0.3.1
bump github.com/BurntSushi/toml v0.3.1

switch the licenses of cmd/ to be the same as the root

full diff: https://github.com/BurntSushi/toml/compare/a368813c5e648fee92e5f6c30e3944ff9d5e8895...3012a1dbe2e4bd1391d42b32f0577cb7bbc7f005

Signed-off-by: Sebastiaan van Stijn <64b2b6d12bfe4baae7dad3d018f8cbf6b0e7a044@gone.nl>

HuKeping/notary,HuKeping/notary,docker/notary,HuKeping/notary,docker/notary,docker/notary