all: Update code to compile with latest time-related changes in ndn-cpp-dev library

Change-Id: I7e859989c833001f49b286d4a9917f4dc740b4a4
diff --git a/daemon/table/measurements-entry.cpp b/daemon/table/measurements-entry.cpp
index 11e4fab..36cca3a 100644
--- a/daemon/table/measurements-entry.cpp
+++ b/daemon/table/measurements-entry.cpp
@@ -11,7 +11,7 @@
 
 Entry::Entry(const Name& name)
   : m_name(name)
-  , m_expiry(0)
+  , m_expiry(time::steady_clock::TimePoint::min())
 {
 }