add: config loading

controller.ini

@@ -0,0 +1,44 @@
+[controller]
+name = new emgauwa device
+discovery-port = 4421
+relay-count = 10
+
+[relay-0]
+driver = piface
+pin = 0
+
+[relay-1]
+driver = piface
+pin = 1
+
+[relay-2]
+driver = gpio
+pin = 11
+
+[relay-3]
+driver = gpio
+pin = 13
+
+[relay-4]
+driver = gpio
+pin = 15
+
+[relay-5]
+driver = gpio
+pin = 8
+
+[relay-6]
+driver = gpio
+pin = 10
+
+[relay-7]
+driver = gpio
+pin = 12
+
+[relay-8]
+driver = gpio
+pin = 16
+
+[relay-9]
+driver = gpio
+pin = 18