change truncate to just change filesize when extending it
chown implementation
Merge branch 'mount' of https://github.com/Weil0ng/cs270 into mount
Initial implementation for open with full file table
Completed adding inode table entries during open
Completed open
Implementation for close with file tables
Full implementation for open/close with OpenFileTable (not tested on fuse)
fix fuse interface to l2_open and l2_close
Implementation for open/close with FUSE flags