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locking phone restarts game scene
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.andenginetest"
android:versionCode="1"
android:versionName="1.0" >

<uses-sdk
    android:minSdkVersion="8"
    android:targetSdkVersion="15" />

<uses-permission android:name="android.permission.WAKE_LOCK"/>
<application
    android:icon="@drawable/ic_launcher"
    android:label="@string/app_name"
    android:theme="@style/AppTheme" >
    <activity
        android:name=".MainActivity"
        android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
        android:configChanges="orientation|keyboard|keyboardHidden"
        android:label="@string/title_activity_main" >
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
</application>

android:screenOrientation="landscape"
         android:configChanges="keyboard|keyboardHidden|orientation">
    </activity>

@Override
public void onResumeGame() {
    super.onResumeGame();

    this.enableAccelerometerSensor(this);
}

@Override
public void onPauseGame() {
    super.onPauseGame();

    this.disableAccelerometerSensor();
}