code style: Don't use std:: inside .cpp files.
diff --git a/ndn-cpp/util/blob.cpp b/ndn-cpp/util/blob.cpp
index 4ce9598..7d4e218 100644
--- a/ndn-cpp/util/blob.cpp
+++ b/ndn-cpp/util/blob.cpp
@@ -13,7 +13,7 @@
 namespace ndn {
 
 Blob::Blob(const struct ndn_Blob& blobStruct)
-  : ptr_lib::shared_ptr<const std::vector<uint8_t> >(new std::vector<uint8_t>(blobStruct.value, blobStruct.value + blobStruct.length))
+  : ptr_lib::shared_ptr<const vector<uint8_t> >(new vector<uint8_t>(blobStruct.value, blobStruct.value + blobStruct.length))
 {
 }