Library and benchmark program for Arctic and Shine

Ian Goldberg 295a3f62bc Refactor combinecomm so that it's just a convenience wrapper around verify and agg 1 anno fa
src 295a3f62bc Refactor combinecomm so that it's just a convenience wrapper around verify and agg 1 anno fa
Cargo.toml 6029009659 Use itertools::combinations instead of rolling our own 1 anno fa