Merge pull request #2 from shoutem/feature/forward_native_props

* Forward setNativeProps to the child component

- forward the nativeProps to the wrapped component to prevent from
  breaking the wrapped components' functionality if they are native
- https://facebook.github.io/react-native/docs/direct-manipulation.html

connectAnimation.js

@@ -135,6 +135,7 @@ export function connectAnimation(WrappedComponent, animations = {}) {
       super(props, context);
       this.onLayout = this.onLayout.bind(this);
       this.resolveStyle = this.resolveStyle.bind(this);
+      this.setWrappedInstance = this.setWrappedInstance.bind(this);
       this.state = {
         layout: {
           height: 0,
@@ -174,6 +175,16 @@ export function connectAnimation(WrappedComponent, animations = {}) {
       });
     }
 
+    setNativeProps(nativeProps) {
+      if (this.wrappedInstance.setNativeProps) {
+        this.wrappedInstance.setNativeProps(nativeProps);
+      }
+    }
+
+    setWrappedInstance(component) {
+      this.wrappedInstance = component;
+    }
+
     render() {
       const { resolvedStyle } = this.state;
       const ConnectedComponent = isComponentAnimated(this.props) ?
@@ -185,6 +196,7 @@ export function connectAnimation(WrappedComponent, animations = {}) {
           onLayout={this.onLayout}
           {...this.props}
           style={resolvedStyle}
+          ref={this.setWrappedInstance}
         />
       );
     }