plugin android: catch and log exception when using the vibrator:

vibrator is currently not working with plyer, this patch avoid a crash and log the issue.

rel 332

sat/plugins/plugin_misc_android.py

@@ -243,7 +243,12 @@ class AndroidPlugin(object):
             if self.host.memory.getParamA(
                 PARAM_VIBRATE_NAME, PARAM_VIBRATE_CATEGORY, profile_key=client.profile
             ):
-                vibrator.vibrate()
+                try:
+                    vibrator.vibrate()
+                except Exception as e:
+                    # FIXME: vibrator is currently not working,
+                    # cf. https://github.com/kivy/plyer/issues/509
+                    log.warning(u"Can't use vibrator: {e}".format(e=e))
         return mess_data
 
     def messageReceivedTrigger(self, client, message_elt, post_treat):