sry for my mistake, v2.8 need two fix

[user336598776]

fix1:
"lblversion": "Version: {VN}",
"lblversion": "版本: {VN}",
when i first run this program and select chinese, it's "版本: 2.8", but after i close the program and run it again, it display "Version: 2.8".

fix2:
sry for my mistake, i uploaded new "CN.json":
CN.json.txt

"button7": "确定",
"chkSingleInstance": "只能运行一个本程序",
it's better to understand for chinese people.

[hellzerg]

Done. I hope that's all the fixes for Chinese,