iang/arctic: Library and benchmark program for Arctic and Shine @ de1bc47657a733998a07f0c00189d10011a7f0e0

Ian Goldberg de1bc47657 Add some comments to the new version of combinecomm		vor 5 Monaten
..
bin	cfaab14f83 cargo fmt	vor 4 Monaten
arctic.rs	4332964461 Use ..= notation where appropriate	vor 4 Monaten
lagrange.rs	c6aed805c3 Initial implementation of Arctic	vor 4 Monaten
lib.rs	cfaab14f83 cargo fmt	vor 4 Monaten
shine.rs	de1bc47657 Add some comments to the new version of combinecomm	vor 4 Monaten