some folder rename

Change-Id: I162718c60cab715d607211e0d1cc6302830211ff
diff --git a/src/configuration.cpp b/src/configuration.cpp
index d5ae255..aab0df5 100644
--- a/src/configuration.cpp
+++ b/src/configuration.cpp
@@ -22,7 +22,7 @@
 #include "identity-challenge/challenge-module.hpp"
 #include <ndn-cxx/util/io.hpp>
 #include <boost/filesystem.hpp>
-#include "name-assignments/assignment-funcs.hpp"
+#include "name-assignment/assignment-func.hpp"
 
 namespace ndn {
 namespace ndncert {