PerformanceControl: Chinese Simplified translation

Change-Id: I4c4f5b3c82affc4ba23ea001ea0f14614d0b3ae4
PerformanceControl: FR translation

PS2-3: rebase and correction

Change-Id: Ic24fe3f8da6a5accfe46cc9d6d6675ad30fedc3b
Merge "PerformanceControl: Chinese Simplified translation" into android-4.4
Merge pull request #1 from omnirom/android-4.4

Merged Chinese translation