corrected wrong name
scaffolding for std/codec tck
errors and interfaces tests for std/codec tck
isCodecSupported and isVerifierSupported tests for std/codec tck
getSupportedVerifier and getSupportedCodecs tests for std/codec tck
getVerifier and getCodec tests for std/codec tck
registerVerifier and registerCodec tests for std/codec tck
base16 (hex) test for std/codec tck
base64 test for std/codec tck