Library and benchmark program for Arctic and Shine

Ian Goldberg a6c1e76fdc We don't need CombineComm to do the verification step in Combine vor 1 Jahr
src a6c1e76fdc We don't need CombineComm to do the verification step in Combine vor 11 Monaten
Cargo.toml c6213c1742 Initial Shine implementation vor 11 Monaten