Auto setup import fbx settings

FbxImporter

using UnityEngine;
using System.Collections;

#if UNITY_EDITOR
using UnityEditor;
public class FbxImporter : AssetPostprocessor {
  void OnPreprocessModel() {
    ModelImporter model = (ModelImporter)assetImporter;

    model.addCollider = true;// This tells it to add a collider to the object
    model.meshCompression = ModelImporterMeshCompression.High;
    model.isReadable = false;
    model.importBlendShapes = false;
    model.importAnimation = false;
    model.importMaterials = false;

    //modelImporter.globalScale=1;// This changes the "Scale Factor".
  }

}
#else
public class FbxImporter {
}
#endif