GNexusParts: Simplified Chinese Translations

Update app_name to read "Advanced Settings" and add copyright headers.

Copy of http://review.cyanogenmod.org/#/c/37446/ for staging.

Change-Id: I6d2fae5ef1683b51fc7301528ea21293ff32e11b
Merge "GNexusParts: Simplified Chinese Translations" into cm-10.1-staging