implemented own navigator

ReactNativeClient/lib/components/base-screen.js

@@ -0,0 +1,19 @@
+import React, { Component } from 'react';
+import { StyleSheet } from 'react-native';
+
+const styles_ = StyleSheet.create({
+	screen: {
+		flex: 1,
+		backgroundColor: "#E9E9E9",
+	},
+});
+
+class BaseScreenComponent extends React.Component {
+
+	styles() {
+		return styles_;
+	}
+
+}
+
+export { BaseScreenComponent };