Py2/3 compatibility fixes (#16)

resources/lib/modules/catalog.py

@@ -77,7 +77,7 @@ class Catalog:
 
         # Go directly to the season when we have only one season
         if len(program.seasons) == 1:
-            self.show_program_season(channel, program_id, program.seasons.values()[0].uuid)
+            self.show_program_season(channel, program_id, list(program.seasons.values())[0].uuid)
             return
 
         studio = CHANNELS.get(program.channel, {}).get('studio_icon')

resources/lib/viervijfzes/auth.py

@@ -80,7 +80,7 @@ class AuthApi:
                 refresh_token=self._refresh_token,
                 expiry=self._expiry,
             ))
-            fdesc.write(data.encode('utf8'))
+            fdesc.write(kodiutils.from_unicode(data))
 
         return self._id_token