face: face refactoring completion

* delete old Face
* rename LpFace as Face
* eliminate LpFaceWrapper and use new Face

refs #3172

Change-Id: I08c3a5dfb4cc1b9834b30cccd9ab634535d0608c
diff --git a/tests/daemon/face/ethernet-transport.t.cpp b/tests/daemon/face/ethernet-transport.t.cpp
index 1e02173..f7948a2 100644
--- a/tests/daemon/face/ethernet-transport.t.cpp
+++ b/tests/daemon/face/ethernet-transport.t.cpp
@@ -52,6 +52,10 @@
   BOOST_CHECK_EQUAL(transport.getLinkType(), ndn::nfd::LINK_TYPE_MULTI_ACCESS);
 }
 
+// TODO add the equivalent of these test cases from ethernet.t.cpp as of commit:65caf200924b28748037750449e28bcb548dbc9c
+// SendPacket
+// ProcessIncomingPacket
+
 BOOST_AUTO_TEST_SUITE_END() // TestEthernetTransport
 BOOST_AUTO_TEST_SUITE_END() // Face