test-interest-aggregation: test case to test NFD's interest aggregation

Change-Id: I7b84e0d77d285b4ef85a3b1850a0cc953cfc05b3
refs: #1384
diff --git a/test_interest_aggregation/test-traffic-server.conf b/test_interest_aggregation/test-traffic-server.conf
new file mode 100644
index 0000000..4fd7531
--- /dev/null
+++ b/test_interest_aggregation/test-traffic-server.conf
@@ -0,0 +1,2 @@
+Name=ndn:/test-agg
+ContentDelay=2000