message: info about cassandra-protocol
diff: @@ -20,6 +20,7 @@ understated.
  * Missing traits for `PreparedMetadata`, `Value`, `Consistency` and `ColType`.
  * New `PreparedMetadataFlags`.
  * New `ClusterMetadata` representing information about a cluster.
  +* Extracted protocol functionality to separate `cassandra-protocol` crate.
  ### Changed
  