add missing configuration file for valgrind checks

etc/websocket-loopback.conf

@@ -0,0 +1,37 @@
+# Example configuration file for VILLASnode
+#
+# This example includes all valid configuration options for the server.
+# Please note, that using all options at the same time does not really
+# makes sense. The purpose of this example is to serve as a reference.
+#
+# The syntax of this file is similar to JSON.
+# A detailed description of the format can be found here:
+#   http://www.hyperrealm.com/libconfig/libconfig_manual.html#Configuration-Files
+#
+# Author:	Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
+# Copyright:	2016, Institute for Automation of Complex Power Systems, EONERC
+##
+
+
+name = "villas-acs"					# The name of this VILLASnode. Might by used by node-types
+							# to identify themselves (default is the hostname).
+
+							
+log = {
+	level = 16;
+	facilities = "all"
+};
+
+http = {
+	htdocs = "/villas/web/",			# Root directory of internal webserver
+	port = 80					# Port for HTTP connections
+}
+
+############    Dictionary of nodes    ############
+
+nodes = {
+	ws1 = {
+		type = "websocket",
+		description = "Loopback node 1",
+	}
+};