clippy and fmt

src/dynamic_honey_badger/change.rs

@@ -1,6 +1,6 @@
 use crypto::PublicKey;
-use threshold_decryption::EncryptionSchedule;
 use serde_derive::{Deserialize, Serialize};
+use threshold_decryption::EncryptionSchedule;
 
 #[derive(Clone, Copy, Eq, PartialEq, Serialize, Deserialize, Hash, Debug)]
 pub enum NodeChange<N> {

src/honey_badger/honey_badger.rs

@@ -2,7 +2,6 @@ use std::collections::btree_map::Entry;
 use std::collections::BTreeMap;
 use std::sync::Arc;
 
-use bincode;
 use derivative::Derivative;
 use rand::{Rand, Rng};
 use serde::{de::DeserializeOwned, Serialize};