use boost::asio::address for address

RouterContext.cpp

@@ -45,7 +45,7 @@ namespace i2p
 		auto address = m_RouterInfo.GetNTCPAddress ();
 		if (address)
 		{
-			address->host = host;
+			address->host = boost::asio::ip::address::from_string (host);
 			address->port = port;
 		}	
 
@@ -80,4 +80,4 @@ namespace i2p
 		std::ofstream fi (ROUTER_INFO);
 		fi.write ((char *)m_RouterInfo.GetBuffer (), m_RouterInfo.GetBufferLen ());
 	}	
-}	
+}