Use correct i18n module

roster_tweaks/manifest.ini

@@ -1,7 +1,7 @@
 [info]
 name: Roster Tweaks
 short_name: roster_tweaks
-version: 1.2.0
+version: 1.2.1
 description: Allows user to tweak roster window appearance (eg. make it compact).
  Added ability to quickly change the status message to all connected accounts.
 authors = Denis Fomin <fominde@gmail.com>

roster_tweaks/roster_tweaks.py

@@ -8,12 +8,7 @@ from gajim.plugins import GajimPlugin
 from gajim.plugins.gui import GajimPluginConfigDialog
 from gajim.dialogs import ChangeActivityDialog, ChangeMoodDialog
 from gajim import gtkgui_helpers
-
-# Since Gajim 1.1.0 _() has to be imported
-try:
-    from gajim.common.i18n import _
-except ImportError:
-    pass
+from gajim.plugins.plugins_i18n import _
 
 
 class RosterTweaksPlugin(GajimPlugin):