iang/arctic: Library and benchmark program for Arctic and Shine @ 90f80136c2ee9b9469c9f8adbfa570e783d0eecf

Ian Goldberg 90f80136c2 Add some comments about the hash functions		il y a 1 an
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bin	66efc56a24 The round 1 output is now (y,R) instead of just R to match the paper	il y a 1 an
arctic.rs	90f80136c2 Add some comments about the hash functions	il y a 1 an
lagrange.rs	752e61a8c3 We never use the Lagrange interpolate function, but we keep it for completeness	il y a 1 an
lib.rs	cfaab14f83 cargo fmt	il y a 1 an
shine.rs	90f80136c2 Add some comments about the hash functions	il y a 1 an