What is new in 0.2
------------------
* New Implemented functions: opendir readlink mknod mkdir unlink rmdir
symlink rename link chmod chown(limited) truncate utime write access statfs
* use more elegant and efficient way to get fd when run read and write
operations.
* use permission check to avoid security problems

What is new in 0.1
------------------

* Implemented functions: read readdir getattr open release
