util: Adding regex support.

Change-Id: I33d84f4ae9076ff5a9db5232f2955f4be0ed820c
diff --git a/src/util/regex.hpp b/src/util/regex.hpp
new file mode 100644
index 0000000..0e7d6a0
--- /dev/null
+++ b/src/util/regex.hpp
@@ -0,0 +1,21 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+/**
+ * Copyright (C) 2013 Regents of the University of California.
+ * @author: Yingdi Yu <yingdi@cs.ucla.edu>
+ * See COPYING for copyright and distribution information.
+ */
+
+#ifndef NDN_REGEX_HPP
+#define NDN_REGEX_HPP
+
+#include "regex/regex-top-matcher.hpp"
+
+namespace ndn
+{
+
+typedef RegexTopMatcher Regex;
+
+}
+
+#endif
+