* Added authors and licenses and plugin access to crypto related files
* removed `rz_hash` and related files
* introduced `rz_msg_digest_*` with plugins
* updated all old methods with newer ones.
* added HMAC support to `rz-hash` (moved key option under `-K`)
* removed wrong algorithms on `woD`/`woE`
* fixed parity digest size
* fixed the behaviour on all hash functions
* added unit test for hash
* optimized code for HMAC key calculation
* removed hash legacy tests
* Refactoring rz-hash main, crypto interfaces and hashes
* ops. removed method that was removed later on
* fixed punycode oob read
* use RZ_ARRAY_SIZE instead of looking for null pointer
* Added broken flag on rz-hash -L test
