Fixes onLoad*, onError events not called from child component

If the child component also defines the same onload methods this component defines, then this component's events won't be called and thus the bar will not render.

Author: jprado

lib/webview.js

@@ -67,12 +67,12 @@ class ProgressBarWebView extends React.PureComponent {
 			<View style={styles.container}>
 				{visible && <LoadingBar height={height} color={color} percent={percent}/>}
 				<WebView
+					{...this.props}
 					ref={forwardedRef}
 					onLoadStart={this._onLoadStart}
 					onLoadEnd={this._onLoadEnd}
 					onLoadProgress={this._onLoadProgress}
 					onError={this._onError}
-					{...this.props}
 				/>
 			</View>
 		);