Here is a simple python app it will scan and show you all themes in your device with their names and you can now just delete theme even if it is not showing in app manager.U can even rename theme files
Requires python 1.4.4. Script shell 1.4.4. Or newest and megapymodulepack1.5.2....
BY DEFAULT THE APPLICATION IS IN CHINESE SO U WILL NEED TO CHANGE IT TO ENGLISH...
