Switch to side-by-side view

--- a/libupnpp/control/renderingcontrol.hxx
+++ b/libupnpp/control/renderingcontrol.hxx
@@ -56,6 +56,7 @@
     bool getMute(const std::string& channel = "Master");
 
 protected:
+    /* My service type string */
     static const std::string SType;
 
 private: