node fingerprint ciphers now lowercase as this is more distinct and in particular the O is not confused with 0

pkg/engine/peerstore_test.go

@@ -93,6 +93,14 @@ func pauza() {
 // }
 
 func TestEngine_PeerStoreDiscovery(t *testing.T) {
+	// This test doesn't have a concrete failure mode, as inevitably the nodes
+	// that start in the first half of the set, and the nodes in the second
+	// half, the latter may miss the former's advertisements.
+	//
+	// It is more for demonstration to see that the gossip is indeed propagating
+	// in the first round as nodes start up, and more comprehensive tests by
+	// nature need a lot more time and at least a second update of the full set
+	// to saturate all peers with their peers advertisements.
 	if indra.CI == "false" {
 		log2.SetLogLevel(log2.Trace)
 	}