Anpassung 2 an 2018.1.x: pkg_i18n.translate()

gluon-ssid-changer/luasrc/lib/gluon/config-mode/model/admin/ssid-changer.lua

 local uci = require('simple-uci').cursor()
 local util = require 'gluon.util'
 
+local pkg_i18n = i18n 'gluon-ssid-changer'
+
 local f = Form(pkg_i18n.translate('Offline-SSID'))
 
 local s = f:section(Section, nil, pkg_i18n.translate(