Initial Python 3 compatible code

src/extra/translator/__init__.py

@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 from __future__ import absolute_import
+from __future__ import unicode_literals
 from . import translator
 import platform
 if platform.system() == "Windows":

src/extra/translator/translator.py

@@ -1,4 +1,6 @@
 # -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+from builtins import zip
 from yandex_translate import YandexTranslate
 
 def translate(text="", target="en"):

src/extra/translator/wx_ui.py

@@ -17,6 +17,7 @@
 #
 ############################################################
 from __future__ import absolute_import
+from __future__ import unicode_literals
 # -*- coding: utf-8 -*-
 ############################################################
 #    Copyright (c) 2013, 2014 Manuel Eduardo Cortéz Vallejo <manuel@manuelcortez.net>