[issue16113] Add SHA-3 (Keccak) support

[englabenny]

englabenny added the comment:

NIST has published a tentative schedule for SHA-3 standardization. They expect to publish in the second quarter of 2014.

See http://csrc.nist.gov/groups/ST/hash/sha-3/timeline_fips.html  

and http://csrc.nist.gov/groups/ST/hash/sha-3/sha-3_standardization.html

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