Use native animations in TouchableBounce and TouchableOpacity

Summary:
this brings back the previous commit that had to be reverted due to internal breakages.

original commit: https://github.com/facebook/react-native/commit/1bb323e256bb6ad7b9f757368e69cf682f71d7ac

Reviewed By: AaaChiuuu

Differential Revision: D4109811

fbshipit-source-id: b50de145eaf6851138429635bc0302518d656b75

Libraries/Components/Touchable/TouchableBounce.js

@@ -88,6 +88,7 @@ var TouchableBounce = React.createClass({
       toValue: value,
       velocity,
       bounciness,
+      useNativeDriver: true,
     }).start(callback);
   },
 

Libraries/Components/Touchable/TouchableOpacity.js

@@ -87,7 +87,7 @@ var TouchableOpacity = React.createClass({
   setOpacityTo: function(value: number) {
     Animated.timing(
       this.state.anim,
-      {toValue: value, duration: 150}
+      {toValue: value, duration: 150, useNativeDriver: true}
     ).start();
   },