core: reimplement logging using ndn-cxx's facility

Change-Id: Ifc7c5d70a61ad405dc1f1adfa522a2c0ad1586ab
Refs: #4580
diff --git a/daemon/mgmt/face-manager.cpp b/daemon/mgmt/face-manager.cpp
index 76fac1c..1d53eab 100644
--- a/daemon/mgmt/face-manager.cpp
+++ b/daemon/mgmt/face-manager.cpp
@@ -24,6 +24,8 @@
  */
 
 #include "face-manager.hpp"
+
+#include "core/logger.hpp"
 #include "face/generic-link-service.hpp"
 #include "face/protocol-factory.hpp"
 #include "fw/face-table.hpp"
@@ -35,7 +37,7 @@
 
 namespace nfd {
 
-NFD_LOG_INIT("FaceManager");
+NFD_LOG_INIT(FaceManager);
 
 FaceManager::FaceManager(FaceSystem& faceSystem,
                          Dispatcher& dispatcher,