WOW! Thai language is 100% translated now. It was much work.
How To Download Language Package
I think, it's a bit complicated, but you can also download the files individually.
The transfer to Github is done automatically and is included in the next update (probably K3. 1). There are already some strings for K 3.1 in this translation. I have now manually creates the package for you. Please test it, it should be completely.