Chinese: Update translations

Patch Set 2: Modified translations and also add recent changes.

Patch Set 3: Fixed expanded desktop translations (my bad), also added
auto brightness customization strings.

Patch Set 4: Rebased, added recent changes and also suggestions by
John Hsing.

Change-Id: I1dceb27aa6a324b1651df40c4717afe7b1e79640
Merge "Chinese: Update translations" into cm-10.1