Change config to Python

- Change Configuration format to be python-based.
- move config logic to frappy/config.py
- Add first py-config: cryo_cfg.py
- Adapt test to new expected config format

Change-Id: Iaec484e0e1e21ebbb1e5c74b53be6231329ddf71

test/test_statemachine.py

@@ -254,7 +254,7 @@ class Mod(HasStates, Drivable):
 
 def create_module():
     updates = []
-    obj = Mod('obj', LoggerStub(), {'.description': ''}, ServerStub(updates))
+    obj = Mod('obj', LoggerStub(), {'description': ''}, ServerStub(updates))
     obj.initModule()
     obj.statelist = []
     try: