@Override
    public void write(JmeExporter ex) throws IOException {
        OutputCapsule oc = ex.getCapsule(this);
        oc.write(name, "name", null);
    }
Removes all relative elements of a path (A/B/../C.png and A/./C.png).
@param path The path containing relative elements
@return A path without relative elements
jme3-core/src/main/java/com/jme3/asset/AssetKey.java