Bring demo up to date

* Add python config for test and demo server
* Remove old configs
* Fix issue with slow start of test server

Change-Id: If0e576f4e4dda8b03489fdbb79b209dfcdca29ff

cfg/demo_cfg.py

@@ -0,0 +1,45 @@
+Node('demo.frappy.demo',
+     'Basic demo server for frappy',
+     'tcp://10767',
+)
+
+Mod('heatswitch',
+    'frappy_demo.modules.Switch',
+    'Heatswitch for `mf` device',
+    switch_on_time = 5,
+    switch_off_time = 10,
+)
+
+Mod('mf',
+    'frappy_demo.modules.MagneticField',
+    'simulates some cryomagnet with persistent/non-persistent switching',
+    heatswitch = 'heatswitch',
+)
+
+Mod('ts',
+    'frappy_demo.modules.SampleTemp',
+    'some temperature',
+    sensor = 'Q1329V7R3',
+    ramp = 4,
+    target = 10,
+    value = 10,
+)
+
+Mod('tc1',
+    'frappy_demo.modules.CoilTemp',
+    'some temperature',
+    sensor = 'X34598T7',
+)
+
+Mod('tc2',
+    'frappy_demo.modules.CoilTemp',
+    'some temperature',
+    sensor = 'X39284Q8',
+)
+
+Mod('label',
+    'frappy_demo.modules.Label',
+    'some label indicating the state of the magnet `,f`.',
+    subdev_mf = 'mf',
+    subdev_ts = 'ts',
+)