Merge branch 'master' into disk-db

Cargo.toml

@@ -1,15 +1,13 @@
 [workspace]
 members = [
-	"eth2/attester",
-	"eth2/block_proposer",
 	"eth2/fork_choice",
 	"eth2/operation_pool",
 	"eth2/state_processing",
-	"eth2/state_processing/yaml_utils",
 	"eth2/types",
 	"eth2/utils/bls",
 	"eth2/utils/boolean-bitfield",
 	"eth2/utils/cached_tree_hash",
+	"eth2/utils/fixed_len_vec",
 	"eth2/utils/hashing",
 	"eth2/utils/honey-badger-split",
 	"eth2/utils/merkle_proof",
@@ -34,7 +32,6 @@ members = [
     "beacon_node/rpc",
 	"beacon_node/version",
 	"beacon_node/beacon_chain",
-	"beacon_node/beacon_chain/test_harness",
 	"protos",
 	"validator_client",
 	"account_manager",