Add GUIReader::registerTypeAndCallBack for std::function and update bindings-generator submodule

The related bindings-generator pr is https://github.com/cocos2d/bindings-generator/pull/130
@andyque @minggo 
```
auto map = reader->getParseCallBackMap();
```
1.  this map is copy, reader->_mapParseSelector. can not modify.
2.  move semantic used by temporary object. but the temporary map need malloc.