[ndnSIM] Fixes for 0.7.0

Change-Id: I1d7aa7ddd19d8181c44783cf8130c13b29ac82ec
diff --git a/daemon/rib/service.hpp b/daemon/rib/service.hpp
index 21f7d77..eff4e47 100644
--- a/daemon/rib/service.hpp
+++ b/daemon/rib/service.hpp
@@ -90,7 +90,7 @@
 private:
   ndn::KeyChain& m_keyChain;
   ndn::Face& m_face;
-  ndn::util::Scheduler m_scheduler;
+  ndn::Scheduler m_scheduler;
   ndn::nfd::Controller m_nfdController;
 
   Rib m_rib;