rm update on alive timeout in devices. Moved in Engine

git-svn-id: https://redmine.imt-atlantique.fr/svn/xaal/code/Python/trunk@1338 b32b6428-25c9-4566-ad07-03861ab6144f

xaal-lib/src/xAAL/devices.py

@@ -238,12 +238,6 @@ class Device(object):
     def getAlivePeriod(self):
         return self.__alivePeriod
     
-    def updateAliveTimeout(self):
-        self.__aliveTimeout = time.time() + self.getAlivePeriod()
-
-    def getAliveTimeout(self):
-        return self.__aliveTimeout
-
     #alive timeout
     def getTimeout(self):
         return 2*self.__alivePeriod