update README.md

Author: lusfold

README.md

@@ -1,7 +1,7 @@
-Android-Percent-Layout-Sample
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+###Android-Percent-Layout-Sample
 This is a sample for using android percent layout.
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+
+And [HERE](http://developer.android.com/reference/android/widget/FrameLayout.LayoutParams.html) you can find it
 
 ![PercentLayout](https://raw.githubusercontent.com/lusfold/Android-Percent-Layout-Sample/master/percent_layout_show.png)