Update res/layout/about_layout.xml


![About Layout](https://f.cloud.github.com/assets/2181866/37277/e3de3a9a-5421-11e2-9d25-04ff74b59ecd.png)
Upgraded Style using LinearLayout instead of RelativeLayout. Erasing the TextView and Using Buttons with drawableImageonRight. Deleting the 25dp of height allowing it to be centered.