Added default thousands separator in AP / XM values at current locale

![screenshot](https://lh3.googleusercontent.com/-1VG90it8Ma0/UjBlLOmIy1I/AAAAAAAAFTI/gXLuVfe7IKI/w498-h886-no/2013-09-11)

this is screenshot for en-us locale

P.S.: There is no exists separator for some locales, for example in **ru-RU**