Android cache wiped out

[mgsx-dev]

see here : https://github.com/mgsx-dev/gdx-pd/blob/master/android/src/net/mgsx/pd/PdAudioAndroid.java#L25

android application cache is cleared at every launch which may not be wanted in production. However, It's useful in dev mode in order to clean previous pd files.