Unity 3D Asset Bundle/OBB builder

//================================
// BUILDS AN ASSET BUNDLE (OBB)
// PLACE IN ASSETS/EDITOR FOLDER
//================================

using UnityEngine;
using UnityEditor;
using System.Collections;

public class BuildStreamedSceneAssetBundle : MonoBehaviour {

    [MenuItem("Build/BuildWebplayerStreamedLevels")]
    public static void MyBuild()
    {
        string[] levels  = {
        "Assets/_Scenes/Intro.unity",
        "Assets/_Scenes/Level1.unity",
        "Assets/_Scenes/Level2.unity",
        "Assets/_Scenes/Level3.unity"};
        BuildPipeline.BuildStreamedSceneAssetBundle( levels, "Levels-AssetBundle.unity3d", BuildTarget.Android);
    }

}