update simplified chinese translation
Merge branch 'upstream' into upstream-translate
remove "requires restarts" for zh-rTW

ref 709067f06dda17cc1989e293e8710b840b8ef5e4
fix chinese translation typo, and remove "requires restart" for some msg

ref 709067f06dda17cc1989e293e8710b840b8ef5e4
Merge pull request #1713 from liudongmiao/patch-translate

Updated simplified/traditional Chinese translation