Merge branch 'Nigel/Gossip' into 'release'

README.md

crypto/hasher/hash.go

crypto/hasher/hash_test.go

crypto/randomness/csprng.go

crypto/randomness/csprng_test.go

crypto/shuffle/shuffle.go

crypto/shuffle/shuffle_test.go

go.mod

go.sum

gossip/endpoint.go

gossip/endpoint_test.go

gossip/functions.go

gossip/gossip.pb.go

gossip/gossip.proto

gossip/manager.go

gossip/manager_test.go

gossip/protocol.go

gossip/protocol_test.go

messages/messages.pb.go