使用./build_native.py 后成功编译，但是编译出来的libcocos2dcpp.so居然有7M多， 看日志是把libcocostudio.a libcocosbuilder.a libcocos3d.a等包也打进去了
3.3的更新说明不是说会自动去掉无用包么？求助各位大神帮忙，我应该再哪里修改去掉这些对于我项目暂时没有用的库文件呢？
Compile thumb : cpufeatures <= cpu-features.c
Gdbserver : libs/armeabi/gdbserver
Gdbsetup : libs/armeabi/gdb.setup
StaticLibrary : libcocostudio.a
StaticLibrary : libcocosbuilder.a
StaticLibrary : libcocos3d.a
StaticLibrary : libspine.a
StaticLibrary : libnetwork.a
StaticLibrary : libaudioengine.a
StaticLibrary : libui.a
StaticLibrary : libcocosdenshion.a
StaticLibrary : flatbuffers.a
StaticLibrary : libextension.a
StaticLibrary : libcocos2dxinternal.a
StaticLibrary : libbox2d.a
StaticLibrary : libcpufeatures.a
StaticLibrary : libcocos2dandroid.a
SharedLibrary : libcocos2dcpp.so
Install : libcocos2dcpp.so => libs/armeabi/libcocos2dcpp.so