Pass host and port to NDN constructor and Transport::connect
diff --git a/ndn-cpp/transport/Transport.hpp b/ndn-cpp/transport/Transport.hpp
index 85fe1b7..655ce6e 100644
--- a/ndn-cpp/transport/Transport.hpp
+++ b/ndn-cpp/transport/Transport.hpp
@@ -10,7 +10,7 @@
   
 class Transport {
 public:
-  virtual void connect(char *host, unsigned short port);
+  virtual void connect(const char *host, unsigned short port);
   
   virtual void send(unsigned char *data, unsigned int dataLength);