iang/arctic: Library and benchmark program for Arctic and Shine @ 781bb6e9f467144517c24c7031077e6372ec587e

Library and benchmark program for Arctic and Shine

Ian Goldberg 781bb6e9f4 combinecomm_noverify becomes agg to match the paper		пре 11 месеци
src	781bb6e9f4 combinecomm_noverify becomes agg to match the paper	пре 10 месеци
Cargo.toml	55187fb080 Use itertools::combinations instead of rolling our own	пре 10 месеци