Switch to side-by-side view

--- a/upmpd/upmpdutils.cxx
+++ b/upmpd/upmpdutils.cxx
@@ -45,6 +45,8 @@
 #include "libupnpp/log.hxx"
 #include "libupnpp/soaphelp.hxx"
 #include "libupnpp/upnpavutils.hxx"
+
+using namespace UPnPP;
 
 // Append system error string to input string
 void catstrerror(string *reason, const char *what, int _errno)