gluon-luci-admin: i18n

package/gluon-luci-admin/Makefile

...i-admin/files/usr/lib/lua/luci/controller/admin/index.lua

...admin/files/usr/lib/lua/luci/controller/admin/upgrade.lua

...i-admin/files/usr/lib/lua/luci/model/cbi/admin/remote.lua

...uon-luci-admin/files/usr/lib/lua/luci/view/admin/info.htm

...-luci-admin/files/usr/lib/lua/luci/view/admin/upgrade.htm

...min/files/usr/lib/lua/luci/view/admin/upgrade_confirm.htm

...dmin/files/usr/lib/lua/luci/view/admin/upgrade_reboot.htm

package/gluon-luci-admin/i18n/de.po

package/gluon-luci-admin/i18n/gluon-luci-admin.pot