Android window backgroundColor:'transparent' disable custom themes

*S*etting index window to backgroundColor:'transparent' somehow disable custom themes use.

*S*imple project attached using greenstyle theme blog example
http://www.appcelerator.com/blog/2014/07/android-appcompat-library/

Reproducing steps:
1 - Create New project Simple Alloy
2 - Copy the Platform folder to your project root https://github.com/ricardoalcocer/New_in_Ti_3.3.0/tree/master/AppCompat/abthemes
3 - Change the tiappxml android tag to:

    <android xmlns:android="http://schemas.android.com/apk/res/android">

        <manifest>

            <application android:theme="@style/Theme.Greenstyle"/>

            <uses-sdk android:minSdkVersion="14"/>

            <uses-sdk android:targetSdkVersion="20"/>

        </manifest>

    </android>

4 - Run a test (tested only on a Nexus 4), theme will aplly action bar will be green, alert message will be light styled.
5 - Edit index.tss add the property:

"#index":{

	backgroundColor:'transparent',	

}

6 - Run a test (tested only on a Nexus 4), theme will NOT aplly action bar will be BLACK, alert message will be DARK styled.