New scenario to see details of reaction on congestion. Small change in AnnotatedTopologyReader API
diff --git a/examples/congestion-zoom.txt b/examples/congestion-zoom.txt
new file mode 100644
index 0000000..1747062
--- /dev/null
+++ b/examples/congestion-zoom.txt
@@ -0,0 +1,16 @@
+router
+#name city latitude longitude
+client unknown 28.8967 -12.8654
+server unknown 28.8967 51.3505
+clientProvider unknown 28.8967 8.97413
+serverProvider unknown 28.8967 37.5575
+provider1 unknown 23.5641 32.6924
+provider2 unknown 36.0641 32.6924
+link
+#x y capacity(kbps) OSPF Delay MaxPackets
+client clientProvider 10Mbps 1 5ms 200
+server serverProvider 10Mbps 2 6ms 200
+clientProvider provider1 1Mbps 1 50ms 20
+clientProvider provider2 1Mbps 1 50ms 20
+serverProvider provider1 1Mbps 1 5ms 20
+serverProvider provider2 1Mbps 2 6ms 20