renaming: ndn-cpp to ndn-cpp-dev

Change-Id: Iff3e4ff53a0005b7dd35c57d03da76b347170d03
diff --git a/src/c/util/blob.h b/src/c/util/blob.h
index 8d1f784..94bbaf9 100644
--- a/src/c/util/blob.h
+++ b/src/c/util/blob.h
@@ -7,7 +7,7 @@
 #ifndef NDN_BLOB_H
 #define NDN_BLOB_H
 
-#include <ndn-cpp/c/common.h>
+#include <ndn-cpp-dev/c/common.h>
 
 #ifdef __cplusplus
 extern "C" {