## overlay
A lightweight overlay for your React Native app.


## Usage

Using the Loading usually looks like this:
warning: the props 'maskHeight' is necessary while on Android
```js
<Overlay maskColor="#000000" maskHeight={400} onPress={null}>
        <View style={{backgroundColor: 'transparent', height:400}}>
          <Text>hello world!</Text>
        </View>
      </Overlay>
```