tests: revamp Face integrated tests

* Categorize tests into consumer, producer, IO routines.
* Split expressInterest tests.
* Add route toward null face when Interest timeout is expected.
* Merge similar setInterestFilter tests.
* Add test for oversized Data.
* Move InterestFilter-convert-to-Name test into unit tests.

refs #4031

Change-Id: I3356ae7fc9eec942ec7f2fb8b2277fa039464750
diff --git a/tests/unit-tests/security/verification-helpers.t.cpp b/tests/unit-tests/security/verification-helpers.t.cpp
index 0f0809e..d1654d7 100644
--- a/tests/unit-tests/security/verification-helpers.t.cpp
+++ b/tests/unit-tests/security/verification-helpers.t.cpp
@@ -1,5 +1,5 @@
 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
-/**
+/*
  * Copyright (c) 2013-2017 Regents of the University of California.
  *
  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
@@ -25,7 +25,7 @@
 
 #include "boost-test.hpp"
 #include "identity-management-fixture.hpp"
-#include "../make-interest-data.hpp"
+#include "make-interest-data.hpp"
 
 #include <boost/mpl/list.hpp>