build+tests: Fixing c++11 mode compilation and correcting integrated test with faces

Change-Id: I32e34d6b2ee8cfd85ec83f62323dd7a51f2238d6
diff --git a/src/face.hpp b/src/face.hpp
index 48f253e..d0efc03 100644
--- a/src/face.hpp
+++ b/src/face.hpp
@@ -394,6 +394,9 @@
                                        const Name& identity);
 
   void
+  finalizeSetInterestFilter(const shared_ptr<RegisteredPrefix>& registeredPrefix);
+
+  void
   finalizeUnsetInterestFilter(RegisteredPrefixTable::iterator item);
 
   void