cfg: add bronkhorst cfg file

cfg/bronkhorst_cfg.py

@@ -0,0 +1,19 @@
+Node('bronkhorsttest.psi.ch',
+     'bronkhorst test',
+     'tcp://5000',
+     )
+
+Mod('io',
+    'frappy_psi.bronkhorst.IO',
+    'bronkhorst communication',
+    uri='tcp://localhost:3005',
+    )
+
+Mod('p',
+    'frappy_psi.bronkhorst.Controller',
+    'pressure controller',
+    io='io',
+    adr=128,
+    scale=18,
+    value=Param(unit='mbar')
+    )