Changelog

• 10a441b Add -bin flag
• 50afbbf Add FileOrHex
• 4b90917 Add StdFile util
• d303a29 Fix pkg structure
• 3341398 Implement AES-CMAC
• 50faa5b Refactor RSA-KEM and AES-KEYWRAP
• 1490ecb Refactor encoding package
• a609f87 Support all SHA algorithms
• f4f22b3 Update tests
• d24dd09 Update todo.org
• ae0e562 Update todo.org and rename rsa encoding commands
• 158c2f0 Update usage and rename categories
• 6b2a1d5 Use *os.File instead of io.Reader/io.Writer
• a76c39b Use FileOrHex
• 1435d3a Use stdfile
• f78726b better app usage
• 953384c ed25519 keygen
• 21ab9ba update docs
• eaf60bf update todo.org
• c38b7cf upgrade go version