Add compatibility for Gajim 1.1

wrong_layout/manifest.ini

@@ -1,8 +1,8 @@
 [info]
 name: Wrong Layout
 short_name: Wrong Layout
-version: 0.1.4
+version: 0.1.5
 description: Press alt+r to convert chars typed in wrong layout Rus<>Eng
 authors: Denis Fomin <fominde@gmail.com>
 homepage: https://dev.gajim.org/gajim/gajim-plugins/wikis/WrongLayoutPlugin
-min_gajim_version: 0.16.11
+min_gajim_version: 1.0.0

wrong_layout/plugin.py

@@ -1,13 +1,16 @@
-# -*- coding: utf-8 -*-
-
 from gi.repository import Gtk
 from gi.repository import Gdk
-from gajim.common import helpers
+
 from gajim.common import app
 
 from gajim.plugins import GajimPlugin
 from gajim.plugins.helpers import log_calls
 
+# Since Gajim 1.1.0 _() has to be imported
+try:
+    from gajim.common.i18n import _
+except ImportError:
+    pass
 
 class WrongLayoutPlugin(GajimPlugin):
     @log_calls('WrongLayoutPlugin')