rename files

Change-Id: I4343ba2439e571de92cef1e564c627f4e977d766
diff --git a/src/configuration.hpp b/src/configuration.hpp
index 42d79dd..d13397c 100644
--- a/src/configuration.hpp
+++ b/src/configuration.hpp
@@ -21,7 +21,7 @@
 #ifndef NDNCERT_CONFIGURATION_HPP
 #define NDNCERT_CONFIGURATION_HPP
 
-#include "detail/ca-state.hpp"
+#include "detail/ca-request-state.hpp"
 #include "name-assignment/assignment-func.hpp"
 
 namespace ndn {