haake: add a native frappy addon haake_add

+ add units to haake2

cfg/addons/haake_add_cfg.py

@@ -0,0 +1,15 @@
+Node('haake.frappy.psi.ch',
+     'additional haake waterbath',
+)
+
+Mod('haake_io',
+    'frappy_psi.haake.HaakeIO',
+    '',
+    uri='sans-sample-ts:3006',
+)
+
+Mod('T2',
+    'frappy_psi.haake.TemperatureLoop',
+    'second haake',
+    io = 'haake_io',
+)

cfg/main/haake2_cfg.py

@@ -13,9 +13,11 @@ Mod('th',
     io = 'sea_main',
     sea_object = 'th',
     extra_modules=['t2'],
+    value=Param(unit='degC'),
 )
 Mod('ts',
     'frappy_psi.sea.SeaReadable', '',
     io='sea_main',
     single_module='th.t2',
+    value=Param(unit='degC'),
 )