move define further down
messing around with simd512
replace % with & in groestl
groestl changes from sp_
Rotate optimization
small groestl optimization
Revert "small groestl optimization"

This reverts commit e82b166ff9319993bc42a9fb6a8e492d340ca541.
messing around with keccak

for some reason I can't maually unroll the last round in keccak_block.
Doesn't verify on CPU.