Fix doc strings

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/trunk@1848 b32b6428-25c9-4566-ad07-03861ab6144f

libs/lib/xaal/lib/core.py

@@ -268,10 +268,9 @@ class Engine(object):
     def loop(self):
         """Process incomming xAAL msg
         Process attributes change for device
-        Process periodic callback
-        Process callback
+        Process timers
         Process isAlive for device
-        Send msg from the Tx Buffer
+        Send msgs from the Tx Buffer
         """
 
         # Process xAAL msg received, filter msg and process request
@@ -286,7 +285,7 @@ class Engine(object):
         # Process Alives
         self.process_alives()
 
-        # Process xAAL msg to send
+        # Process xAAL msgs to send
         self.process_tx_msg()
 
     def start(self):