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

namesys/resolve_test.go

@@ -15,7 +15,7 @@ func TestRoutingResolve(t *testing.T) {
 	resolver := NewRoutingResolver(d)
 	publisher := NewRoutingPublisher(d)
 
-	privk, pubk, err := ci.GenerateKeyPair(ci.RSA, 512)
+	privk, pubk, err := ci.GenerateKeyPair(ci.RSA, 512, u.NewTimeSeededRand())
 	if err != nil {
 		t.Fatal(err)
 	}