Had to re-patch files from your Origin folder extracted from your system's current settings.
As for Battery life, it's normal. OS X tends to be more graphics intensive.
You could try decreasing the brightness level, disable translucency, check for apps that are running in background...safari with too many tabs open... etc
Check Activity monitor, check battery status--shows what's Using significant energy...
Turn off Location Services, bluetooth if not using...
You get the idea