@Override
    public void notifyNoAssetClone() {
    }
<code>SimpleAssetCache</code> is an asset cache
that caches assets without any automatic removal policy. The user
is expected to manually call {@link #deleteFromCache(com.jme3.asset.AssetKey) }
to delete any assets.

@author Kirill Vainer
jme3-core/src/main/java/com/jme3/asset/cache/SimpleAssetCache.java