Fix unknown command message not providing number of cmd

sapier · sapier · commit 238b021f6c9e · 2017-01-21T17:13:53.000+01:00
diff --git a/src/content_cao.cpp b/src/content_cao.cpp
@@ -1779,8 +1779,8 @@ void GenericCAO::processMessage(const std::string &data)
 	} else {
 		warningstream << FUNCTION_NAME
 			<< ": unknown command or outdated client \""
-			<< cmd << std::endl;
-	}
+			<< +cmd << "\"" << std::endl;
+        }
 }
 
 /* \pre punchitem != NULL
