core: use of the new core.log module:

/!\ this is a massive refactoring and was largely automated, it probably did bring some bugs /!\

src/plugins/plugin_xep_0085.py

@@ -20,7 +20,8 @@
 from sat.core.i18n import _
 from sat.core.constants import Const as C
 from sat.core import exceptions
-from logging import info
+from sat.core.log import getLogger
+log = getLogger(__name__)
 from wokkel import disco, iwokkel
 from zope.interface import implements
 from twisted.words.protocols.jabber.jid import JID
@@ -91,7 +92,7 @@ class XEP_0085(object):
     }
 
     def __init__(self, host):
-        info(_("Chat State Notifications plugin initialization"))
+        log.info(_("Chat State Notifications plugin initialization"))
         self.host = host
 
         # parameter value is retrieved before each use