rewrite of provides to better select peers to send RPCs to

refactor test peer creation to be deterministic and reliable

a bit of cleanup trying to figure out TestGetFailure

add test to verify deterministic peer creation

switch put RPC over to use getClosestPeers

rm 0xDEADC0DE

fix queries not searching peer if its not actually closer

ext_test.go

@@ -47,9 +47,8 @@ func TestGetFailures(t *testing.T) {
 		t.Fatal("Did not get expected error!")
 	}
 
-	msgs := make(chan *pb.Message, 100)
+	t.Log("Timeout test passed.")
 
-	// u.POut("NotFound Test\n")
 	// Reply with failures to every message
 	nets[1].SetHandler(inet.ProtocolDHT, func(s inet.Stream) {
 		defer s.Close()
@@ -68,8 +67,6 @@ func TestGetFailures(t *testing.T) {
 		if err := pbw.WriteMsg(resp); err != nil {
 			panic(err)
 		}
-
-		msgs <- resp
 	})
 
 	// This one should fail with NotFound
@@ -83,6 +80,8 @@ func TestGetFailures(t *testing.T) {
 		t.Fatal("expected error, got none.")
 	}
 
+	t.Log("ErrNotFound check passed!")
+
 	// Now we test this DHT's handleGetValue failure
 	{
 		typ := pb.Message_GET_VALUE